Force, work and energy

Identify whether work is done or not in the picture

• Yes

• No

Tags

NGSS.MS-PS2-1

A push or pull that acts on an object is called

• Work

• Force

• Energy

• Momentum

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

Identify the simple machine

• Wheel and axle

• Lever

• Pulley

• Wedge

Tags

NGSS.MS-PS2-2

Energy is the ability to do work.

• True

• False

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Rubbing your hands together is a simple example of ___.

• friction
• work
• potential

What is gravity?

• a pulling force between two objects

• the ability to do work

A push or pull that causes an object to move, stop, or change direction.

• force

• friction

• gravity

• weight

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

The following image is an example of a __________

Which of these represents a third-class lever?

• 
• 
• 

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

What is gravity?

• a pulling force between two objects

• the ability to do work