Forces and Motion

Friction is a force that acts in an ___________ direction of movement.

• similar
• opposite
• parallel
• west

Why is it harder for the boy in Image B to get down the hill?

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

Why a ball falls to the ground?

• Earth's force of gravity is GREATER than the ball's, so the ball gets attracted to the ground. 
• Earth's force of gravity is LESS than the ball's, so the ball gets attracted to the ground. 

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Where can you jump higher, on Earth or on the Moon?

• Earth
• Moon

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

What is weight?

• The measure of how HEAVY something is.
• The measure of how much GRAVITY is pulling on an object.
• BOTH answers are correct.
• None of them.

Tags

CCSS.3.MD.A.2

Is weight AFFECTED by gravity?

• YES, depending on the force of gravity is how much you weight.
• NO, it is not related.

Tags

NGSS.MS-PS2-4

Where would you have more mass, on Earth or on the Moon?

• Earth

• Moon

• It is the same, mass doesn't change

• In both Planets.

Tags

NGSS.MS-PS2-4

What is the net force?

• 30 N 
• 25 N 
• 5 N 
• 55 N 

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

When forces are _________ the object DOES NOT move.

• unbalanced
• balanced
• heavy
• light

Tags

NGSS.MS-PS2-2

The force that opposes the motion of two surfaces sliding past each other is called ___________.

• acceleration
• inertia
• friction
• unbalanced