Unit 2 Review

Force is measured in.....

• kg, mg or g

• m/s 2

• m/s

• N

If you increase the mass on an object, its acceleration

• decreases
• stays the same
• also increases
• stops

Tags

NGSS.MS-PS2-2

How much force is needed to accelerate a 3kg skateboard at 5m/s^2. 

• 8N
• 1.6N
• 0.6N
• 15N

Tags

NGSS.MS-PS2-2

If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?

• 1 m
• 2 m/s²
• 4m/s²
• 1 m/s²

Tags

NGSS.MS-PS2-2

In a car accident, a passenger not wearing a seat belt may crash through a windshield because of his or her inertia.

• False
• True

If you increase the force on an object, its acceleration? 

• decreases
• stays the same
• also increases
• stops

Tags

NGSS.MS-PS2-2

What is the magnitude (size) and direction of the net force?

• 15 N to the left
• 15 N to the right
• 1 N to the left
• 1 N to the right

Tags

NGSS.MS-PS2-2

A push or pull on an object

• Acceleration

• Velocity

• Force

• Speed

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

Calculate the net force

• 1 N

• 2 N

• 4 N

• 0 N

Tags

NGSS.MS-PS2-2

What is the net force

• 0 N

• 100 N to the left

• 100 N to the right

• 500 N to the left

Tags

NGSS.MS-PS2-2