Forces

What force ultimately slows the roller coaster to a stop?

• Applied
• Normal
• Friction
• Magnetic

Tags

NGSS.MS-PS2-2

An _______ force must act on an object for it to CHANGE it's motion

• balanced
• unbalanced
• gravitational
• electrical

Tags

NGSS.MS-PS2-2

What is defined as a push or pull that one object exerts on another object?

• force

• motion

• vector

• speed

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

This type of force opposes motion between two surfaces that are in contact

• contact

• gravity

• friction

• momentum

If the net force is equal to zero, the forces acting on the object are

• balanced

• unbalanced

Tags

NGSS.MS-PS2-2

Balanced forces do not change the objects speed or 

• direction
• distance 
• time
• mass

Tags

NGSS.MS-PS2-2

The unit of force is

• m/s

• m/s²

• newton

• kg

What is the net force?

• 5000 N right
• 4000 N right
• 40 N left
• 4000 N left

Tags

NGSS.MS-PS2-2

What is the net force in this picture?

• 50 Newtons to the right
• 950 Newtons to the right
• 950 Newtons to the left
• 50 Newtons to the left

Tags

NGSS.MS-PS2-2

The amount of gravity between 2 objects depends on... (Select all that apply.)

• Weight

• Mass

• Momentum

• Distance

• Smoothness of the Objects

Tags

NGSS.MS-PS2-4