25Potential and Kinetic Energy WAGslides

Open Ended

• Energy is all around us.  Look around.  List two things that that use energy.

Fill in the Blank

Energy is the ability to do

Multiple Choice

This is the metric unit for energy

• kgm/s^2

• Newton

• Joule

• m/s

Multiple Choice

Select the item that is NOT a way to write units for energy.

• Joules

• Newton meters

• kgm/s

• kgm^2/s^2

Multiple Choice

Which point has the most potential energy?

• A) A

• B) B

• C) C

• D) D

Multiple Choice

Order the points from most to least potential energy.

• A) A, B, C, D

• B) D, C, B, A

• C) C, B, A, D

• D) B, A, D, C

Multiple Choice

Which point on the diagram has the MOST potential energy?

• A) A

• B) B

• C) C

• D) D

Multiple Choice

ORDER the points from MOST to least potential energy.

• A) A, C, B, D

• B) C, A, B, D

• C) A, B, C, D

• D) D, C, B, A

Multiple Choice

In the formula Ep = mgh, what does 'm' stand for?

• Mass

• Momentum

• Meter

• Mole

Multiple Choice

Fill in the blank: In the formula Ep = mgh, 'g' represents ______.

• A) Gravity

• B) Gratitude

• C) Ground

• D) Gradient

Multiple Choice

Fill in the blank: In the formula Ep = mgh, 'h' stands for ______.

• Height

• Heat

• Hydrogen

• Hectare

Multiple Choice

Which point (A, B, C, or D) on the diagram represents the position with the highest speed and thus, highest kinetic energy?

• A

• B

• C

• D

Multiple Choice

Order the points from MOST to LEAST kinetic energy:

• A) A, B, C, D

• B) D, B, C, A

• C) B, D, A, C

• D) D, C, B, A

Fill in the Blank

• Formula: Ek=½ mv^2

• Consider the formula above.  Which item do you think will have the biggest effect on kinetic energy?

Multiple Choice

If a dog has a mass of 4kg and is moving at 3m/s, what is its kinetic energy?

• A) 18 J

• B) 36 J

• C) 54 J

• D) 72 J