Forces and Energy

The ability to do work or cause change is called...

• Joules
• Energy
• Power

Tags

NGSS.MS-PS3-5

Energy and work are measured in...

• Joules
• Miles
• Mass

Force is measured in...

• Joules
• Newtons
• mass

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The two types of energy are...

• Force and Motion
• Potential and Energy
• Kinetic and Potential 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

True or False
An object has to be moving to have energy. 

• False
• True

Tags

NGSS.MS-PS3-5

A pencil that is just sitting on a table has what type of energy? 

• Potential
• Kinetic

Four students are each pushing on one side of a box. Mara is pushing to the west, Cindi is pushing to the east, Chris is pushing to the north, and Sammy is pushing to the south. If the box moves to the east, which student does work on the box?

• Mara

• Cindi

• Chris

• Sammy

Tags

NGSS.MS-PS2-2

. Chad’s family just moved into a new home. The sun went down as Chad was moving boxes into the house, so he had to turn on a light to see. Which statements are true about the power Chad used? Choose the two statements that apply.

• The power he used to move the boxes can be found by determining the rate at which work was done on the boxes.

• The power Chad used to move the boxes is the force he used times the distance he moved them

• The power of the light Chad turned on is the amount of energy changed from electricity to light.

• The power of the light Chad turned on is the amount of energy transferred per time.

Colin is helping a librarian return books to the shelves where they belong. He picks up books from the librarian’s desk, as shown in Figure A. He then carries them to the shelves, as shown in Figure B. In which figure does Colin do work?

• Figure A

• Figure B

• Both Figures

• Neither

True or False
When a rubber band is stretched the most, it has the greatest elastic potential energy.

• False
• True

Tags

NGSS.MS-PS3-2