HESI A2 Physics Practice Quizzes

An object traveling at 18 m/s starts to decelerate steadily. It comes to a complete stop in 3 seconds. What is its acceleration?

Vector quantities, such as momentum, require which two characteristics to fully describe them?

Which of the following options correctly lists the universal gravitation constant?

A ball, with a mass of 2.3 kg, rolls across a table with a velocity of 0.2 m/s. What is the Kinetic Energy of the ball?

A car wheel is rotating at 6 revolutions per second and then accelerates to 7.5 revolutions per second over a period of 4.5 seconds. What is the angular acceleration of the wheel?

A bug flies at a rate of 0.5 m/s. This bug has 0.000625 J of Kinetic Energy. What is the mass of the bug?

Two people are pushing a box on the ground. One person applies a force of 146.5 N to the left, whereas the second person applies a force of 90.6 N to the right. What is the net force on the box, and in which direction is it moving? (Ignore the effects of friction)

Which of the following is the name of the force acting on a body in circular motion that is directed toward the center?

Which of the following forces is depicted in the image below?

A ball is set in motion. The ball has an initial velocity of 10 m/s and moves for 30 seconds. At the end of these 30 seconds, the ball’s velocity is 40 m/s. What is the magnitude of the ball’s acceleration?

A group of students wants to measure the speed of sound. They have a computer program with which they can produce sound and flash a light while producing it. A couple of students stand at a distance of 800 meters, and they measure the time gap between seeing the light and hearing the sound by using a chronometer. They measured the time as 2.34 s. So, at what is the speed of the sound wave?

A baseball is hit in the horizontal direction at 25 m/s. How far does it travel after 4 seconds?

A block of mass 22 kg is placed on a table with a coefficient of friction equal to 0.3. What is the frictional force on the block?

A 2.4 Volt beard trimmer has a 12 Ohm resistance. What current flows through the trimmer?

Which of the following statements correctly defines both scalar and vector quantities?

Chloroform has an index of refraction of 1.44. What is the speed of light in this medium?

A desk is being pushed to the other side of the room with a force of 640 N, while friction is acting against the legs of the desk with a force of 200 N. What is the net force acting upon the desk?

A 2 m tall lamp is placed 1.25 m from a double convex lens that has a focal length of 0.75 cm. What is the image height of the lamp?

Which of the following elements are attracted by magnetism?

A wooden box is being pushed across a floor with a force of 60 N. Friction is acting on the box with a force of 5 N. Which of the following is the net force acting on the box?

A cement block is pulled by a side handle with a force of 150 N. As the block slides, friction slows it with a force of 50 N. What is the magnitude of the net force acting on the block?

A circuit has a current of 0.5 amperes and a voltage of 120 V. What is the circuit’s resistance?

Three hockey pucks collide on the ice. Hockey puck A hits hockey puck B with a force of 9N to the right. Hockey puck B hits hockey puck C at the same moment and in the same direction with a force of 4 N, not including the force from puck A. What is the resultant force on hockey puck B?

When an object is moved across a floor with a 95 N force, friction acts against the movement with a force of 15 N. What is the net force on the object?

A ball rolls down a hill. The mass of the ball is 2.70 kg and is accelerating at a rate of 1.60 m/s2. What is the force on the ball?

A bowling ball hits a bowling pin. The ball has a mass of 5.3 kg and accelerates at a rate of 2 m/s2 backward. What is the force on the bowling ball?

Which of the following is the correct equation for Newton’s 2nd Law of Motion?

A car that has a mass of 800 kg slows down. The brakes exert a force of -2780 N. What is the acceleration of the car?

A box is sitting on a table. The mass of the box is 5.2 kg. The gravitational acceleration constant of Earth is approximately 10 m/s2. What is the force that the table is exerting on the box to keep the box from accelerating towards the ground?

A circuit consists of 5 identical light bulbs with 80 Ohm resistance each. If the bulbs are placed in a series and then wired to a 120 V power supply, what would be the current flowing in the circuit

Which of the following is an example of a vector quantity?

What are the three elements that are influenced in magnetic fields?

A 4.5 m tall object is placed 1.4 m away from a convex mirror and has an image height of 3.5 m. What is the image distance?

A fan that was rotating at a speed of 450 revolutions per second for 5 minutes had its speed setting turned down to 240 revolutions per second after 5.5 minutes. What is the angular acceleration over this period of time?

Which of the following forces is a type of contact force that opposes the motion of a body when it comes in contact with another surface?

A bicycle’s wheels are moving at a speed of 0.78 revolutions per second. The cyclist sees a log in the road and brakes, slowing the bicycle to 0.05 revolutions per second over 4 seconds. What is the angular acceleration of the bicycle wheel?

A baseball that weighs 0.125 kg is thrown at 40.1 m/s. What is the Kinetic Energy of the ball?

Arrange the following frictional forces in decreasing order of their strength: static, sliding, rolling.

A rocket travels horizontally for 3 minutes at 160 m/s before it hits its target. How far is the target from the point where the rocket was launched?

A person jumps in the air. When they reach their peak height, they are 0.65m off of the ground. The person as a mass of 83 kg. What is their gravitational potential energy?

A LED light bulb with 120 Ohm resistance is powered by a 220 Volt power source. What is the current being drawn?

A wave travels 36 m/s and has a wavelength of 5.3 m. What would be the frequency of the wave?

A box of mass 72 kg is moving across an uneven surface. If the frictional force experienced by the block is 565 N, what is the coefficient of friction between the box and the surface?

Two opposing forces are acting upon a book. If the magnitude of both forces is 50 N, in which direction will the book move? And what is the value of the net force and on the book? (Assume the book is lying on a frictionless surface)

Which of the following statements describes Newton’s second law of motion?

A car moving at 45 m/s accelerates uniformly to a speed of 117 m/s in 12 minutes. What is the acceleration of the car?

A motorcycle’s velocity at the top of a hill is 20 m/s. Four seconds later, it reaches the bottom of the hill with a velocity of 52 m/s. What was the magnitude of the motorcycle’s acceleration?

Which of the following is the name of the force acting on a body in circular motion that is directed away from the center?

If a 1.5 m painting is placed 1.5 m away from a convex mirror that has a focal length of 1.75 m, what is the image distance of the painting?

An object of mass 53 kg is on the ground. If the coefficient of friction between the object and the ground is 0.7, what is the frictional force on the object?

A box is lying on a table. Two forces of values 150 N and 235 N act on the box in the same direction (to the left). What is the resultant force on the box lying on the table? (Assume the table to be frictionless)

A train travels a distance of 1,500 meters in 150 seconds. What is the average speed of the train?

A 100 g tennis ball attached to a string is rotated about a 3 meter radius. If the ball’s velocity is approximately 9 m/s, how much force is being generated?

“A boy jumps from the ground applying a force on the ground, at the same time the ground applies an upward force which is equal to the magnitude of the force applied by the boy. This is what propels the boy in the air.” Which of the following laws describe this phenomenon?

A basket of oranges sits on a table. The basket has 58.6 J of gravitational Potential Energy and the table is 1.25 m high. What is the mass of the basket?

A golf ball is struck and leaves the ground at 24 m/s at a 60° angle above the horizontal. How far will it travel horizontally after 15 seconds?

What is the force of attraction between two objects, if Object 1 has a mass of 2.5 kg and Object 2 as a mass of 5.5 kg if the objects are placed 4.5 m apart?

A puma runs a distance of 840 meters in 40 seconds. What is the average speed of the puma?

The tendency of an object in motion to remain in motion is referred to as which of the following?

Object 1 has a charge of 25 μC and is placed 35 cm from Object 2 that has a charge of 40 μC. What is the magnitude of the resulting force between the two objects?

An ice skater, who has a mass of 70 kg has 1500 J of Kinetic Energy. What is the velocity of the skater?

Three hockey pucks collide on the ice. Hockey puck A hits hockey puck B with a force of 9N to the right. Hockey puck B hits hockey puck C at the same moment and in the same direction with a force of 4 N, not including the force from puck A. What is the resulting force on hockey puck A?

Two objects are placed 75 m apart. If the two objects have masses of 3.6 kg and 3.5 kg, what is the force of attraction between the objects?

A pendulum makes 26 vibrations every 13 seconds. What is the frequency?

What is the general rule for magnetic charges?

A circuit consists of a 4 Ohm resistor, an 8 Ohm resistor, and a 12 Ohm resistor. If the resistors are placed in a series and then wired to a 120 V power supply, what would be the current flowing in the circuit?

Experiments have shown that the maximum wavelength of a sound wave that a healthy person can hear is 17 meters. What would be the frequency of this sound? (The speed of sound is 340 m/s)

Which two quantities are needed to determine the momentum of an object?

Three hockey pucks collide on the ice. Hockey puck A hits hockey puck B with a force of 9N to the right. Hockey puck B hits hockey puck C at the same moment and in the same direction with a force of 4 N. What is the resultant force on hockey puck C?

A ship is traveling from Italy to Santorini. It travels a distance of 56 km in 7,200 seconds. What is the average speed of the ship?

Amelia drives her car at with an average speed of 35 mph for 15 minutes. How far did she travel?

Marsha goes cliff jumping. She has a mass of 72 kilograms and is accelerating at almost 10 m/s2. What is the Force she experiences when she hits the water?

If a particular substance has a refractive index of 2.25, how fast does light travel through it?

A certain material has an index of refraction of 1.33. What is the speed of light in this material?

A ball is thrown downward with a force of 34 N. The Force of gravity acting on the ball is an additional 10 N. What is the net force on the ball?

An object with an initial velocity of 5 m/s uniformly accelerates until it reaches a final velocity of 23 m/s in half an hour. What is the acceleration of that object?

A car travels 1,600 meters in 3 minutes. What is the average speed of the car?

A 2 kg basketball is thrown through the air northward with a velocity of 2 m/s. What is its momentum?

A motorcyclist accelerates his bike over a period of 3 seconds, and the motorcycle wheel increases from 23 revolutions per minute to 34 revolutions per minute. What is the angular acceleration of the wheel?

In an amusement park, a 21 kg girl is riding on the merry-go-round that has a radius of 6 m. When it reaches its full speed, the velocity of the girl is 7 m/s. What would be the centripetal force acting on the girl?

A car comes to a gentle stop at a stoplight. The car was traveling at 35 mph and comes to a full stop in 45 seconds. What is the acceleration during this time in mph/minute?

The equation for force, given by Newton’s Second Law, is F=ma. M (mass) is measured in kilograms and acceleration is measured in m/s2. What is force measured in?

Two bumper cars ram into a third bumper car from opposite sides. The first hits the third with a force of 51N to the right. The second hits the third with a force of 43 N to the left. What is the net force on the third bumper car assuming that it was not accelerating during the collision? (The right direction is negative and the left is positive)

Two unlike charges are placed near each other. What will happen?

A bowling ball and pin collide. The ball hits the pin and experiences a force of 20 N. What is the force on the bowling pin during the collision?

A train moves from rest to a speed of 36 km/h in 30 minutes. What is its acceleration?

What is the force of attraction that exists between a car and a motorcycle if they are parked 1.4 m away from each other. The car weighs 1,375 kg and the motorcycle weighs 180 kg.

A toy rocket is launched with an initial speed of 48 m/s at an angle of 50°. How far does the projectile travel horizontally after 42 seconds?

Which law is best described by the equation F= ka (where F is force measured in N, a is acceleration in m/s2, and k is the proportionality constant in kg)

The average speed of an athlete is 3.5 m/s. What is the distance traveled by the athlete in 70 seconds?

A body falls freely from rest. What is the distance it falls in 40 seconds?

A motorcycle has an initial velocity of at 49 m/s at the bottom of a hill. Seven seconds later, it reaches the top of the hill with a final velocity of 21 m/s. What was the acceleration of the motorcycle?

A car is moving on a road and experiences a frictional force of 7,644 N. If the coefficient of friction between the car and the road is 0.6, what is the car’s mass?

An object of mass 552 g is moving across a surface and experiences a frictional force of 1.6 N. What is the coefficient of friction between the object and the surface it is moving across?

A car drives in a circle in a radius of 145 m and travels 678 m. What is the angular displacement of the car?

A particle is projected at an angle of 56° above the horizontal with an initial velocity of 130 m/s. How far will it travel horizontally 4 minutes after being projected?

An object travels a distance of 300 km in 30 min. What is the average speed of the object?

Two forces of magnitudes 136 N and 145 N act upon a box in the same direction. The box has a mass of 25 kg. What is the acceleration of the box? (Ignore the effects of friction)

Which of the following statements describes Newton’s first law of motion?

A wave moves through a medium at a speed of 2.65 m/s with a wavelength of 0.53 meters. What is the frequency of the wave?