Potential and Kinetic Energy

Potential and Kinetic Energy

Unit 4 7.P.2.1

Compare the 2 pictures and make observations:

Where do they get their energy?

Energy

How is energy defined in science?

* The ABILITY to move matter or CHANGE matter in some other way.

 * The ability to do WORK.

Name two types that energy.

* POTENTIAL ENERGY

* KINETIC ENERGY

Multiple Choice

The ability to do work is

• Work

• Force

• Energy

• Gravity

Potential Energy

- STORED energy or ENERGY ready to be released.

Kinetic Energy

- energy RELEASED or energy in MOTION.

How does PE work?

When something has PE, it has the ABILITY to possibly move based on its POSITION or SIZE.

Multiple Choice

Stored Energy or Energy ready to be released is,

• Kinetic

• Potential

• Force

• Speed

Multiple Choice

Energy in motion

• Potential

• Kinetic

• Force

• speed

Multiple Select

Which has the greatest potential energy?( check that applies)

• 1

• 2

• 3

• 4

Multiple Choice

Which has the greatest potential energy?

• A

• B

• C

Multiple Choice

Which has greater kinetic energy?

• Car

• person

• same

• none

Open Ended

Which do you think has greater kinetic energy due to motion? Explain your answer.

Explore

• What do you see?

• What do you think?

• What do you wonder?

Explore

• What do you see?

• What do you think?

• What do you wonder?

Explore

• What do you see?

• What do you think?

• What do you wonder?

Multiple Choice

Look at the drawing of the ball bouncing.

Which of the following is the correct sequence of words to use to indicate the different types of energy shown in the drawing?

• kinetic, potential, potential, kinetic

• potential, kinetic, kinetic, potential

• potential, kinetic, potential, kinetic

• potential, potential, kinetic, kinetic

Multiple Choice

During an investigation on energy, Seth rolls marbles of four different masses down a ramp.

Which size marble will have the greatest kinetic energy when it reaches the bottom of the ramp?

• 2 grams

• 3 grams

• 5 grams

• 6 grams

Multiple Choice

Myra rides her bicycle as shown.

At what point does Myra have the most potential energy?

• 1

• 2

• 3

• 4

Multiple Choice

As the velocity of a runner increases, which type of energy also increases;

• Kinetic

• Potential

• Chemical

• Electrical