Where does your body get the energy needed to transform into kinetic energy to move around all day?

From gravity; potential to kinetic

From electricity; electrical to kinetic

Which would have the LEAST gravitational potential energy?

An airplane flying 30,000 feet above the ground

A rock sitting on top of Mt. Everest

Point 1 is highest that the pendulum swings. At point 1, the pendulum stops swinging and is motionless (not moving). Which of the following best describes the kinetic energy at point 1?

It has zero kinetic energy at point 1

It has the greatest kinetic energy at point 1

It has some kinetic energy at point 1

There is no way to know how much kinetic energy it has at point 1

What is happening in the picture?

Potential energy is being converted to kinetic energy.

Light energy is converted to potential energy.

Kinetic energy is being converted to potential energy.

Which of the following best describes what happens when bowling ball is rolled down the lane and strikes the knocks over the pins?

kinetic energy from the ball is transferred to the pins and knocks them over

potential energy from the ball is transformed into kinetic energy which knocks over the pins

potential energy from the ball is transferred to the pins which knocks them over

kinetic energy from the ball is transformed into potential energy which knocks over the pins

Which of the following best describes the relationship between speed and kinetic energy?

kinetic energy increases with the square of speed

kinetic energy increases proportionally with speed

kinetic energy decreases when proportionally with speed

Kinetic energy decreases with the square of speed

During a softball game, the pitcher throws the ball and the batter hits the ball. The batter hits a home run and the ball hits the fence at the very end of the field. Which of the following takes place during the event?

the total amount of energy remains the same through the entire event

the total amount of energy changes throughout the entire event

some of the potential energy is transformed into chemical energy as the ball hits the fence

Which statement is true about the transformation between kinetic and potential energy on the swing?

Potential energy changes to kinetic energy between points A and B

Kinetic energy changes to potential energy between points A and B

Potential energy changes to kinetic energy between points B and C

Potential and kinetic energy remain constant between points A and C

A lion cub and an adult lion are running across a field at the same speed. The adult lion has twice the mass of the lion cub. How does the kinetic energy of the adult lion compare to the kinetic energy of the lion cub?

the adult lion has twice the kinetic energy of the cub

the adult lion has a quarter of the kinetic energy of the cub

the adult lion has half the kinetic energy of the cub

the adult lion has four times the kinetic energy of the cub

Which of the following is displaying gravitational potential energy?

a car moving 50 MPH on a flat road

When you climb up a ladder:

your gravitational potential energy increases

your gravitational potential energy decreases

your gravitational potential energy does not change

When you rub a balloon on a sweater it gains a negative charge. It is attracted to positively charged hair. What happens when you move the balloon farther away from the hair?

the electric potential energy increases

the electric potential energy decreases

the electric potential energy stays the same

You hit a volleyball and it flies across the room, what happened?

your hand transferred energy to the ball

the ball transferred energy to your hand

the ball and your hand both gained energy

the ball and your hand both lost energy

A blueberry and an olive both roll down the same ramp. How do their kinetic energies compare?

the blueberry has more kinetic energy than the olive

the olive has more kinetic energy than the blueberry

they both have the same amount of kinetic energy

there is no way to tell which has more kinetic energy

You have 2 magnets that have opposite poles facing each other. What could you do to increase their magnetic potential energy?

flip one so that the same poles are facing each other

You drop 2 objects off a balcony. Which one will have the greatest kinetic energy?

They will have the same kinetic energy since they are dropped from the same height

On a rollercoaster, which of the following is the best description of energy transformation?

potential energy is transformed into kinetic energy when the car goes down the hill

kinetic energy is transformed into thermal energy when the car stops

mechanical energy is transformed into potential energy when the car is pulled up the hill

What type of energy transformations take place when using a Newton's Cradle?

Kinetic Energy is transformed into sound energy

Potential energy is transformed into Kinetic energy

Kinetic energy is transformed into potential energy

When you serve a tennis ball, what happens when you hit the ball?

The racket will transfer KE to the ball

The racket will transfer PE to the ball

The ball will transfer PE to the racket

The ball will transfer KE to the racket

When you skateboard down a hill, which of the following is true?

KE is transformed into PE and you will have the most PE at the bottom of the hill

PE is transformed into KE and you will have the most KE at the bottom of the hill

KE is transferred from the skateboard to the hill and you will have the most KE at bottom of the hill

PE is transferred from the skateboard to the hill and you will have the most PE at the bottom of the hill

Which of the following energy transformations take place during a roller coaster ride?

Some of the KE is transformed into PE as the car goes up the second hill

Some of the PE is transformed into chemical energy as the car climbs the hill

Some of the PE is transformed into sound energy when the brakes squeal

What will happen to the amount of magnetic energy between these two magnets if they were brought closer to one another?

the magnetic energy would decrease

the magnetic energy would increase

the magnetic energy will remain the same

A student has two balloons that are both negatively charged (as shown in the picture). What will happen if they move the balloons closer together?

The electrical potential energy between the balloons will increase.

The electrical potential energy between the balloons will decrease.

Energy Test Review

Authored by Stacy Magee

Physics

7th Grade

NGSS covered

Used 4+ times

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35 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At what position does the rock have the greatest kinetic energy?

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The faster an object moves, the ________ kinetic energy it has.

less

none of the above

all of the above

Tags

NGSS.MS-PS3-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Energy due to motion is ____________ energy.

Potential

Energy

Kinetic

Friction

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Gravitational potential energy depends on the and of the object.

Height and mass

Friction and movement

Mass and Movement

Height and Friction

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Explain what happens to the potential energy of a rock as it falls off the side of a cliff.

The kinetic energy decreases as the potential energy increases.

The kinetic energy decreases as the potential energy decreases.

The potential energy decreases as the kinetic energy increases.

The potential energy decreases as the kinetic energy decreases.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-2

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

If these are all moving at the same speed, which vehicle would have the greatest kinetic energy?

Tags

NGSS.MS-PS3-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A student creates a ramp by stacking four blocks and then leaning a meter stick against it. She releases four different balls from the same position on the ramp and calculates their speeds. Based on the information in the table below, which ball would you predict to have the LEAST kinetic energy when it reaches the end of the ramp?

Golf

Tennis

Baseball

Softball

Tags

NGSS.MS-PS3-1

NGSS.MS-PS2-2

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Energy Test Review

At what position does the rock have the greatest kinetic energy?

The faster an object moves, the ________ kinetic energy it has.

Energy due to motion is ____________ energy.

Gravitational potential energy depends on the ________ and ________ of the object.

Explain what happens to the potential energy of a rock as it falls off the side of a cliff.

If these are all moving at the same speed, which vehicle would have the greatest kinetic energy?

Where does your body get the energy needed to transform into kinetic energy to move around all day?

At which point does the ball have the greatest gravitational potential energy?

Which would have the LEAST gravitational potential energy?

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Gravitational potential energy depends on the and of the object.