Quiz: Energy, Force, Motion, and Work

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?

• Cindi

• Mara

• Sammy

• Chris

Tags

NGSS.MS-PS2-2

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 Figure

Explain why Figures A and B do or do not show work being done. Then, provide two examples (not including lifting or carrying) of how work could be done on the books.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Deanna's niece loves to swing at the local playground, so Deanna takes her and pushes her on the swing. First, Deanna must have _________.  

• motion

• work

• Newtons

• energy

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Deanna pushes her on the swing. Deanna must exert ________ to cause the swing to move.  

• work

• force

• Newton

• friction

Tags

NGSS.MS-PS2-1

By Deanna pushing her niece on the swing, this causes the swing to go into ______   which causes the swing to change its position.

• Work

• Energy

• Newton

• Motion

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2