Question 1

When a rock is at the top of the hill it has _________. When the rock is rolling down the hill it has __________.

Accepted Answer

A) Potential Energy, Kinetic Energy 
B) Kinetic Energy, Potential Energy 
C) Thermal Energy, Frictional Energy 
D) Frictional Energy, Thermal energy 
A) Potential Energy, Kinetic Energy 
B) Kinetic Energy, Potential Energy 
C) Thermal Energy, Frictional Energy 
D) Frictional Energy, Thermal energy

Question 2

James pulls a rope and he has a mass of 77 kg. He pulls 20 m of the rope and does 40 N×m of work on the rope. What was the force he put on the rope to pull it up?

Accepted Answer

A) 1540 N 
B) 2 N 
C) ½ N 
D) 4620 N 
A) 1540 N 
B) 2 N 
C) ½ N 
D) 4620 N

Question 3

Which one of the following is not considered as a type of waves regarding how waves travel?

Accepted Answer

A) Compressional waves 
B) Transverse waves 
C) Vertical waves 
D) Longitudinal waves 
A) Compressional waves 
B) Transverse waves 
C) Vertical waves 
D) Longitudinal waves

Question 4

If an object is magnified by a factor of 2 in a convex lens and has an image height of 4.5 cm, what is the height of the object?

Accepted Answer

A) 2.25 cm 
B) 9.0 cm 
C) 0.44 cm 
D) 45 cm 
A) 2.25 cm 
B) 9.0 cm 
C) 0.44 cm 
D) 45 cm

Question 5

A race car of 700 kg mass is driven around a circular race track at 60 m/s with a centripetal acceleration of 8 m/s², what would the racetrack's radius be?

Accepted Answer

A) 420 m 
B) 450 m 
C) 480 m 
D) 560 m 
A) 420 m 
B) 450 m 
C) 480 m 
D) 560 m

Question 6

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

Accepted Answer

A) 2)5 J 
B) 5)0 J 
C) 101 J 
D) 201 J 
A) 2)5 J 
B) 5)0 J 
C) 101 J 
D) 201 J

Question 7

Sonya drives her car for 1.75 hours. She drives to the next town over which is about 150 miles west of her. What was Sonya's average velocity?

Accepted Answer

A) 81 mph west 
B) 76 mph west 
C) 86 mph west 
D) 91 mph west 
A) 81 mph west 
B) 76 mph west 
C) 86 mph west 
D) 91 mph west

Question 8

A bullet is fired off a cliff that is 44.1 meters tall. The horizontal speed of the bullet is 700 m/s. Assuming no air resistance, how far from the base of the cliff will the bullet land?

Accepted Answer

A) 2000 m 
B) 1750 m 
C) 2100 m 
D) 2450 m 
A) 2000 m 
B) 1750 m 
C) 2100 m 
D) 2450 m

Question 9

A toaster with 600 Ohm resistance is powered by a 120 Volt power source. What is the current being drawn?

Accepted Answer

A) 0.2 A 
B) 0.15 A 
C) 5 A 
D) 0.5 A 
A) 0.2 A 
B) 0.15 A 
C) 5 A 
D) 0.5 A

Question 10

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?

Accepted Answer

A) 105 N 
B) 80 N 
C) 95 N 
D) 100 N 
A) 105 N 
B) 80 N 
C) 95 N 
D) 100 N

Question 11

A box and a table are placed at opposite sides of a room, 6 meters apart. If the box has a mass of 25 kg, and the table has a mass of 37 kg, what is the force of attraction between the two?

Accepted Answer

A) 1.4 x 10-9 N 
B) 1.7 x 10-9 N 
C) 3.5 x 10-9 N 
D) 1.0 x 10-8 N 
A) 1.4 x 10-9 N 
B) 1.7 x 10-9 N 
C) 3.5 x 10-9 N 
D) 1.0 x 10-8 N

Question 12

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?

Accepted Answer

A) 5)3 N backward 
B) 5)3 N forward 
C) 10.6 N backward 
D) 10.6 N forward 
A) 5)3 N backward 
B) 5)3 N forward 
C) 10.6 N backward 
D) 10.6 N forward

Question 13

A boulder tumbles off a cliff. It accelerates at the rate of the gravitational constant for Earth, 9.8 m/s2. It hits the ground with a force of 91,590 N. What is the mass of the boulder?

Accepted Answer

A) 9250 kg 
B) 9321 kg 
C) 9346 kg 
D) 9212 kg 
A) 9250 kg 
B) 9321 kg 
C) 9346 kg 
D) 9212 kg

Question 14

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?

Accepted Answer

A) 5.2 N upward 
B) 5.2 N downward 
C) 52 N upward 
D) 52 N downward 
A) 5.2 N upward 
B) 5.2 N downward 
C) 52 N upward 
D) 52 N downward

Question 15

Two point-like charges carrying charges of + 0.5 μC and - 0.4 μC are 2 m apart. Determine the magnitude of the force between them.

Accepted Answer

A) 45 x 10-5 N 
B) 55 x 10-5 N 
C) 65 x 10-5 N 
D) 75 x 10-5 N 
A) 45 x 10-5 N 
B) 55 x 10-5 N 
C) 65 x 10-5 N 
D) 75 x 10-5 N

Question 16

Mother dolphins whistle to their calves. This whistle works as a signature to help the calf identify its mother. If a mother dolphin whistles to its calf with a frequency of 15 kHz and a wavelength of 10 cm. What would be the speed of the sound wave of this whistle?

Accepted Answer

A) 1500 m/s 
B) 1700 m/s 
C) 1750 m/s 
D) 1800 m/s 
A) 1500 m/s 
B) 1700 m/s 
C) 1750 m/s 
D) 1800 m/s

Question 17

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?

Accepted Answer

A) 5.97 N down the hill 
B) 4.32 N down the hill 
C) 3.54 N down the hill 
D) 8.53 N down the hill 
A) 5.97 N down the hill 
B) 4.32 N down the hill 
C) 3.54 N down the hill 
D) 8.53 N down the hill

Question 18

What two parameters are necessary to calculate angular displacement?

Accepted Answer

A) Arc length and circle radius 
B) Velocity and arc length 
C) Acceleration and circle radius 
D) Circle radius and velocity 
A) Arc length and circle radius 
B) Velocity and arc length 
C) Acceleration and circle radius 
D) Circle radius and velocity

Question 19

What is the rate of acceleration for an object in free fall?

Accepted Answer

A) 98.0 m/s² 
B) - 0.98 m/s² 
C) -9.8 m/s² 
D) 9)8 m/s² 
A) 98.0 m/s² 
B) - 0.98 m/s² 
C) -9.8 m/s² 
D) 9)8 m/s²

Question 20

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

Accepted Answer

A) 2.08 x 108 m/s 
B) 2.27 x 108 m/s 
C) 4.6 x 108 m/s 
D) 3.08 x 108 m/s 
A) 2.08 x 108 m/s 
B) 2.27 x 108 m/s 
C) 4.6 x 108 m/s 
D) 3.08 x 108 m/s

When a rock is at the top of the hill it has _. When the rock is rolling down the hill it has __.

James pulls a rope and he has a mass of 77 kg. He pulls 20 m of the rope and does 40 N×m of work on the rope. What was the force he put on the rope to pull it up?

Which one of the following is not considered as a type of waves regarding how waves travel?

If an object is magnified by a factor of 2 in a convex lens and has an image height of 4.5 cm, what is the height of the object?

A race car of 700 kg mass is driven around a circular race track at 60 m/s with a centripetal acceleration of 8 m/s², what would the racetrack's radius be?

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

Sonya drives her car for 1.75 hours. She drives to the next town over which is about 150 miles west of her. What was Sonya's average velocity?

A bullet is fired off a cliff that is 44.1 meters tall. The horizontal speed of the bullet is 700 m/s. Assuming no air resistance, how far from the base of the cliff will the bullet land?

A toaster with 600 Ohm resistance is powered by a 120 Volt power source. What is the current being drawn?

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 box and a table are placed at opposite sides of a room, 6 meters apart. If the box has a mass of 25 kg, and the table has a mass of 37 kg, what is the force of attraction between the two?

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?

A boulder tumbles off a cliff. It accelerates at the rate of the gravitational constant for Earth, 9.8 m/s². It hits the ground with a force of 91,590 N. What is the mass of the boulder?

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?

Two point-like charges carrying charges of + 0.5 μC and - 0.4 μC are 2 m apart. Determine the magnitude of the force between them.

Mother dolphins whistle to their calves. This whistle works as a signature to help the calf identify its mother. If a mother dolphin whistles to its calf with a frequency of 15 kHz and a wavelength of 10 cm. What would be the speed of the sound wave of this whistle?

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?

What two parameters are necessary to calculate angular displacement?

What is the rate of acceleration for an object in free fall?

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

HESI-A2-Chemistry

HESI-A2-Math

HESI-A2-Vocabulary

HESI-A2-Reading

HESI-A2-Grammar

HESI-A2-Biology

HESI-A2-Anatomy & Physiology

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Exam 7: HESI-A2-Physics

When a rock is at the top of the hill it has _________. When the rock is rolling down the hill it has __________.

James pulls a rope and he has a mass of 77 kg. He pulls 20 m of the rope and does 40 N×m of work on the rope. What was the force he put on the rope to pull it up?

Which one of the following is not considered as a type of waves regarding how waves travel?

If an object is magnified by a factor of 2 in a convex lens and has an image height of 4.5 cm, what is the height of the object?

A race car of 700 kg mass is driven around a circular race track at 60 m/s with a centripetal acceleration of 8 m/s², what would the racetrack's radius be?

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

Sonya drives her car for 1.75 hours. She drives to the next town over which is about 150 miles west of her. What was Sonya's average velocity?

A bullet is fired off a cliff that is 44.1 meters tall. The horizontal speed of the bullet is 700 m/s. Assuming no air resistance, how far from the base of the cliff will the bullet land?

A toaster with 600 Ohm resistance is powered by a 120 Volt power source. What is the current being drawn?

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 box and a table are placed at opposite sides of a room, 6 meters apart. If the box has a mass of 25 kg, and the table has a mass of 37 kg, what is the force of attraction between the two?

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?

A boulder tumbles off a cliff. It accelerates at the rate of the gravitational constant for Earth, 9.8 m/s2. It hits the ground with a force of 91,590 N. What is the mass of the boulder?

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?

Two point-like charges carrying charges of + 0.5 μC and - 0.4 μC are 2 m apart. Determine the magnitude of the force between them.

Mother dolphins whistle to their calves. This whistle works as a signature to help the calf identify its mother. If a mother dolphin whistles to its calf with a frequency of 15 kHz and a wavelength of 10 cm. What would be the speed of the sound wave of this whistle?

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?

What two parameters are necessary to calculate angular displacement?

What is the rate of acceleration for an object in free fall?

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

HESI-A2-Chemistry

HESI-A2-Math

HESI-A2-Vocabulary

HESI-A2-Reading

HESI-A2-Grammar

HESI-A2-Biology

HESI-A2-Anatomy & Physiology

Filters

When a rock is at the top of the hill it has _. When the rock is rolling down the hill it has __.

A boulder tumbles off a cliff. It accelerates at the rate of the gravitational constant for Earth, 9.8 m/s². It hits the ground with a force of 91,590 N. What is the mass of the boulder?

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 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?