This page prominently features a button at the top that provides instant access to the ACT Science practice test. Directly below this, you will find a meticulously designed practice test tailored to enhance your exam preparation efficiently. Each test is crafted with precision, not only to highlight your strengths but also to identify areas for improvement. This strategic approach allows for the creation of a personalized and effective study plan.

For those seeking to deepen their focus in particular areas, we offer specialized quizzes. Each quiz is specifically aimed at a different segment of the ACT Science exam, ensuring a targeted and intensive study experience. This method promotes a thorough and strategic path to mastering the exam.

American College Testing Science Domain Exams

The ACT Science exam is designed to test the scientific reasoning skills of high school students and consists of three primary content domains, each contributing to a part of the total number of questions. 

Here’s a detailed breakdown:

Domain 1: Interpretation of Data

  • Percentage of Exam: 40%-50%
  • Description: This domain tests your ability to analyze data, read graphs and tables, and interpret scatter plots and other forms of data presentation. You’ll need to draw conclusions and understand data trends from the information provided.

Welcome to your ACT Science Domain 1: Interpretation of Data

Domain 2: Scientific Investigation

  • Percentage of Exam: 20%-30%
  • Description: This section assesses your understanding of the design and execution of scientific investigations. Questions often involve comparing, extending, and modifying experiments, as well as analyzing experimental errors and variables.

Welcome to your ACT Science Domain 2: Scientific Investigation

Domain 3: Evaluation of Models, Inferences, and Experimental Results

  • Percentage of Exam: 25%-35%
  • Description: This domain focuses on your ability to evaluate scientific explanations, models, and hypotheses. You’ll need to assess the validity of scientific information and infer conclusions from experimental data.

Welcome to your ACT Science Domain 3: Evaluation of Models, Inferences, and Experimental Results

Exam Domain% of ExamDescription
Interpretation of Data45-55%Analysis of data, reading graphs, interpreting data presentations.
Scientific Investigation20-30%Understanding experimental design, analyzing experiments.
Evaluation of Models, Inferences, and Experimental Results25-35%Evaluating scientific explanations and models, assessing validity of information.

Key Points to Consider:

  • Format: The exam consists of 40 questions that must be completed in 35 minutes, emphasizing the need for quick and efficient data processing and critical thinking.
  • Preparation: Successful preparation involves practicing with scientific charts, graphs, and data analysis, as well as familiarizing oneself with common scientific procedures and experimental setups.
  • Scoring: Each correct answer contributes to your raw score, which is then converted into a scaled score ranging from 1 to 36.

ACT Science Exam Breakdown

The ACT Science Exam is one of the four sections of the ACT test, a standardized test used for college admissions in the United States. This section specifically measures a student’s skills in interpreting, analyzing, evaluating, reasoning, and problem-solving in the natural sciences.

Breakdown of the ACT Science Exam:

  1. Content and Skills Tested: The exam covers three primary areas of science:
    • Biology
    • Chemistry
    • Physics
    • It also touches on Earth/space sciences (e.g., astronomy, geology, meteorology).
  2. Format and Structure:
    • The Science section consists of 40 multiple-choice questions.
    • Test takers have 35 minutes to complete this section.
    • The questions are based on several sets of scientific information presented in three different formats: data representation (graphs, tables), research summaries (descriptions of several related experiments), and conflicting viewpoints (two or more theories that disagree).
  3. Question Types:
    • Data Representation (38% of the section): Interpreting graphical and tabular material.
    • Research Summaries (45% of the section): Understanding experimental designs and results.
    • Conflicting Viewpoints (17% of the section): Analyzing and comparing different theories or hypotheses.
  4. Preparation Tips:
    • Familiarize yourself with basic scientific concepts and terminology from the areas covered.
    • Practice interpreting data from charts, graphs, and tables.
    • Develop the ability to quickly read and synthesize information from scientific passages.
    • Engage in timed practice sessions to improve speed and accuracy.
  5. Resources:
    • Official ACT website: Provides detailed information about the test, sample questions, and testing tips.
    • Prep books: Books from reputable publishers that include practice questions and tests, such as those from Kaplan, Princeton Review, and Barron’s.
    • Online courses and tutorials: Websites like Khan Academy and Coursera offer tutorials and practice exercises that can help in understanding the type of scientific reasoning required.
    • High school science classes: Regular coursework in biology, chemistry, physics, and Earth science is invaluable.

This exam does not test advanced knowledge in any science; rather, it assesses the ability to apply reasoning skills to scientific scenarios typically encountered in first-year college curricula.

How to Become ACT Science Certified

To become an ACT Certified Educator, particularly for ACT Science, you will need to follow several key steps from preparation through to certification. Here is a detailed guide on how to navigate this process:

  1. Research and Understand the Certification Requirements: Begin by familiarizing yourself with what the ACT Certified Educator program entails. This includes understanding the specific training required, the costs involved, and the benefits of obtaining the certification. 
  2. Register for the Program: Once you have decided to pursue the certification, the next step is to register for the program through the ACT’s official website. This will involve providing personal details and possibly undergoing a preliminary assessment to determine your current knowledge level and suitability for the program​​.
  3. Complete the Required Training: The ACT Certified Educator program consists of comprehensive training sessions. These sessions cover various teaching methodologies, strategies for ACT test preparation, and in-depth discussions on the types of questions and content found on the ACT. This training is crucial for ensuring that you are well-prepared to teach and guide students effectively​​.
  4. Pass the Assessments: After completing the training, you will need to pass certain assessments to demonstrate your mastery of the content and teaching strategies discussed during the training. This may include both theoretical and practical exams. Successful completion of these assessments is necessary to move forward in the certification process​​.
  5. Obtain Certification: Upon passing the assessments, you will receive your ACT Certified Educator certification. This certification is a formal recognition of your ability to teach and prepare students for the ACT exam effectively. It also allows you to be listed on the ACT website, which can enhance your credibility and attract more students or educational institutions​​.
  6. Maintain and Update Your Certification: Like many professional certifications, maintaining your ACT educator certification may require you to engage in ongoing professional development and possibly re-certification after a certain period. This ensures that you stay up-to-date with the latest educational strategies and changes in the ACT curriculum​​.
  7. Utilize Available Resources: To support your teaching and further improve your effectiveness, utilize resources such as the official ACT prep materials, subject guides, and any updates provided by the ACT organization. Engaging with these resources can help you keep your teaching methods fresh and effective​​.

Our Experience Teaching ACT Science Candidates To Pass The Exam

At Career Employer, developing the ACT Science practice tests has been a journey filled with triumphs and valuable insights. We’ve meticulously refined our approach to cover a broad spectrum of exam topics and cater to the diverse needs of our learners.

Every aspect of our strategy underwent rigorous evaluation with the aim of equipping every student for success in the exam. This commitment is reflected in the comprehensive nature of our practice materials, which demonstrate our dedication to offering an educational experience that is not only extensive but also profoundly enriching.

Teaching for the ACT Science certification from a lecturer’s perspective involves a multifaceted approach, blending content mastery with strategic test-taking skills. The key challenge is covering a broad range of scientific topics—biology, chemistry, physics, and Earth/space sciences—while also teaching students how to analyze and interpret data effectively under timed conditions.

A lecturer would emphasize the importance of understanding scientific graphs, tables, and experimental setups, as these are crucial components of the ACT Science section. This requires integrating basic scientific knowledge with critical thinking and analytical skills. Lecturers often use a variety of teaching resources to prepare students, including:

  1. Official ACT Preparation Materials: These include practice tests and study guides from ACT, Inc., which help students familiarize themselves with the test format and types of questions they will face.
  2. Textbooks and Scientific Journals: For deepening content knowledge in specific scientific areas, textbooks and articles are invaluable. They provide detailed explanations and examples of complex scientific concepts.
  3. Online Platforms and Apps: Websites like Khan Academy offer free resources that are particularly useful for visual and interactive learning of scientific concepts and test strategies.
  4. Mock Exams and Practice Questions: Regular practice with mock exams helps students manage their time effectively and reduces test anxiety.
  5. Study Groups and Tutoring: Collaborative learning environments and personalized tutoring can address individual weaknesses and encourage the sharing of different problem-solving strategies.

For lecturers, the goal is not just to teach the content, but also to inspire confidence in students, helping them develop the skills needed to decode complex scientific information quickly and accurately. This approach not only prepares students for the ACT Science section but also enhances their overall scientific literacy, which is beneficial beyond the test itself.

The ACT Science certification practice test offered by Career Employer showcases our team’s steadfast commitment and deep expertise. Our experts, renowned for their exceptional ability to guide candidates successfully through the ACT Science exam, have provided invaluable advice that has helped over 1000 Science graduates excel in the official ACT Science certification exam.

Our team consists of distinguished Science educators, each with more than ten years of dedicated experience in secondary school Science instruction. This wealth of expertise forms the foundation of our effective training program, ensuring that each participant not only fully understands the subject matter but also builds confidence in their science abilities.

Effective Study Strategies and Methods

To effectively prepare for the ACT Science exam, adopting a strategic approach to your study is crucial. Here are several effective strategies distilled from comprehensive resources:

  1. Practice with Real Materials: Utilize only authentic ACT Science materials for practice. This ensures you are familiar with the format and type of questions you will encounter during the actual exam. Using subpar or non-ACT specific materials can leave you poorly prepared​.
  2. Timing Practice: The ACT Science section is particularly time-sensitive, so practicing under timed conditions is essential. Aim to complete practice sections within the stipulated 35 minutes to acclimate to the pace of the actual exam​.
  3. Focus on Data Interpretation: Since a significant portion of the ACT Science involves interpreting graphs, charts, and tables, it’s critical to develop strong skills in quickly understanding and analyzing these elements. Regularly practicing with scientific texts and visual data can help enhance these skills​.
  4. Strategic Reading and Question Approaches: Learn to strategically skim passages, focusing only on information essential for answering the questions. This approach helps manage the limited time you have during the exam effectively​.
  5. Regular Review and Adjustment of Strategies: After each practice test, take time to review your answers, particularly the incorrect ones. Understanding why an answer was wrong will help prevent similar mistakes in the future and refine your test-taking strategies​​.
  6. Understand the Science Behind the Questions: While ACT Science is more about data interpretation and less about factual scientific knowledge, having a solid grasp of basic scientific concepts can be beneficial. Make sure you’re familiar with fundamental principles that frequently appear in the test​.


Initial Registration Fee$75 (annual)
Component Exam Fee (each)$475
Total Cost for All Components$1,900
Payment Plan OptionSpread into six equal payments
Additional Retake Fee (if applicable)Varies per attempt
Preparation MaterialsAdditional costs may apply
Possible Travel ExpensesDepending on location

The cost associated with the ACT Science Board Certification, which seems to be aligned with the National Board Certification for Science (Adolescence and Young Adulthood), involves multiple fees:

  1. Registration Fee: There is an initial $75 registration fee each year to maintain your online account on the National Board Candidate Management System (NBCMS)​​.
  2. Exam Fees: The total cost for the certification process is USD 1,900, which covers four components. Each component of the exam costs USD 475. You can pay this amount in one go or spread it out over three years, and there are payment plans available that split the total cost into six equal payments​​.
  3. Additional Costs: Besides these, other expenses might occur, such as costs for preparation materials and possible travel expenses if the testing center is not nearby.
  4. Post-Exam Fees: After taking the exam, if you need to retake any component, you can do so, although this would incur additional fees each time you retake an exam part. Also, maintaining certification might require ongoing professional development, which could involve further costs.

This summary should provide a clear picture of the range of expenses involved in obtaining and maintaining the ACT Science Board Certification. If you are considering this certification, it’s advisable to also check for any state or district-specific financial aid options that might help offset some of these costs​.

Reliable Study Materials and Resources

Preparing for the ACT Science certification exam can be effectively tackled using a variety of online resources that cater to different learning styles and needs. Here are some top recommendations:

  1. Official ACT Resources: The ACT website offers numerous study materials, including the Official ACT Prep Guide, which features full-length practice tests and digital flashcards. They also provide a free online practice test that simulates the actual exam environment.
  2. PrepScholar: This site offers comprehensive resources for ACT preparation. Their guides detail strategies specifically for the ACT Science section and provide numerous practice questions and tests. The material here is great for understanding the test structure and developing strategies to tackle the tougher questions​​.
  3. Khan Academy: Though primarily known for SAT prep, Khan Academy’s resources are invaluable for brushing up on foundational knowledge that is also tested on the ACT, such as math and science concepts. Their video lessons and practice exercises are useful for self-paced learning.
  4. Magoosh: Magoosh offers a mix of free and paid resources, including video lessons and practice questions. Their website provides a user-friendly experience and practical tips on improving test scores​.
  5. Mometrix Test Preparation: This platform offers a comprehensive online course with over 1,500 practice questions, video tutorials, and electronic flashcards. It’s particularly useful for thorough preparations and offers a money-back guarantee if it doesn’t meet your expectations​.
  6. Varsity Tutors: They offer free diagnostic tests and practice questions, which are excellent for identifying your strengths and weaknesses. Although their questions aren’t official, they are helpful for concept reinforcement and practice​​.

Each of these resources provides unique tools and approaches, so you might find it beneficial to use a combination of them to ensure comprehensive preparation. Also, engaging in a variety of formats (video, text, quizzes) can help reinforce learning and keep the study process engaging.

Tips for Exam Day

For a successful ACT Science test day, here are some strategies and tips based on advice gathered from various ACT resources:

  1. Understand the Science Section: The ACT Science section tests your ability to interpret, analyze, evaluate, and reason with scientific information. It includes passages related to biology, chemistry, Earth/space sciences, and physics. While advanced knowledge in these areas isn’t required, a good grasp of general science concepts will help.
  2. Preparation Tips: Familiarize yourself with the test format by using ACT’s official prep materials. Practice with real ACT tests to understand what to expect on exam day. Utilize tools like the ACT Prep Guide, which offers full-length practice tests and digital flashcards to enhance your study​.
  3. Exam Day Strategy:
    • Read Carefully: Pay attention to the scientific information in passages and note any conflicting viewpoints​.
    • Experimental Design: When passages describe experiments, focus on understanding the experimental setup, including controls and variables, as this is often a focus of questions​.
    • Data Interpretation: Expect to manipulate and analyze data presented in tables, graphs, and charts. Questions might require you to recognize trends, translate data, or extrapolate information​.
    • Time Management: The science section is about pacing; you have roughly 50 seconds per question. Practice this timing during your preparation to ensure you can handle the pressure on test day​​.
  4. Physical and Mental Preparation: Ensure you have all necessary items (e.g., ID, calculator, pencils) prepared the day before. Arrive early to settle in, wear comfortable clothing, and eat a healthy breakfast. It’s also helpful to visit the test center beforehand if possible.
  5. During the Test: Keep calm and focused. Start by taking a few deep breaths and maintain a positive attitude. Listen carefully to instructions and keep your answer sheet organized to avoid mistakes.

Post-Exam: Next Steps

After taking the ACT Science exam, there are several effective post-exam strategies you can consider to maximize your learning and prepare for future assessments:

  1. Reflect on Your Exam Experience: Utilize post-exam reflection worksheets to assess your performance and identify areas for improvement. Reflecting on what strategies worked and what didn’t can help you prepare better for future exams.
  2. Review Test Content and Feedback: If you receive a breakdown of your performance, use this information to understand where you excelled and where you struggled. This targeted review can be crucial for improving in specific areas that may need more attention.
  3. Engage with Educational Forums: Online forums and communities can offer additional insights and shared experiences from peers who have also taken the ACT Science exam. This can include study tips, resources, and personal anecdotes that might help in understanding the exam better and preparing for retakes or future exams​.
  4. Enhance Your Study Skills: Work on intermediate and expert-level study skills such as creating your own study guides, practicing with self-made tests, and organizing group study sessions. These strategies help deepen your understanding and retention of the subject matter​.
  5. Stay Organized and Plan Ahead: Develop a structured study schedule post-exam to continue enhancing your knowledge base. Keeping a calendar or planner can help you stay organized and ensure consistent study habits​.
  6. Practice Mindfulness and Stress-Reduction Techniques: Managing test anxiety and maintaining mental health are crucial. Techniques like mindfulness, meditation, and proper rest can significantly impact your overall performance and well-being in future testing scenarios.

These strategies not only prepare you for possible retests but also enhance your overall academic skills, making you better prepared for future educational challenges.


  1. “ACT Certified Educator | ACT.”,
  2. “The Ultimate Study Guide for ACT Science.”,
  3. “The 11 ACT Science Strategies You Must Be Using.”,
  4. “ACT Science: Everything You Need to Know.”,
  5. “ACT Science Section Guide.”,
  6. “National Board Certification Science Adolescence and Young Adulthood.”,
  7. “Test Preparation | The ACT.”,
  8. “Free ACT Test Prep.”,
  9. “The Best ACT Prep Websites You Should Be Using.”,
  10. “How to Prepare for the ACT: A Step-by-Step Guide.”,
  11. “Khan Academy | Free Online Courses, Lessons & Practice.”,
  12. “Best Online ACT Prep | Magoosh.”,
  13. “ACT Science Practice Test.”,
  14. “Description of Science Test | The ACT.”,
  15. “The Official ACT Prep Guide.”,
  16. “ACT Subject Guides.”,
  17. “Science Practice Test Questions | The ACT.”,
  18. “ACT Science Test Tips.”,
  19. “ACT Tips and Test Taking Strategies.”,
  20. “Tips to Taking the ACT.”,
  21. “ACT Science Prep Tips.” YouTube, uploaded by ACT, 21 June 2022,
  22. “Test Day | The ACT.”,
  23. “ACT Homepage.”,
  24. “Tips for Science ACT.” Reddit,
  25. “Post-Exam Reflection Worksheet.”,
  26. “Test Taking Strategies.”,
  27. “Preparing for Exams Study Skills.”,
  28. “Effective Test Review Strategies.”,
  29. “Best Tips to Score a 30 on the ACT.” Reddit,
  30. “How to Study for the ACT.” YouTube, uploaded by MagooshACT, 3 March 2022,

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