1st 9 Weeks Review

For every ACTION, there is an equal and opposite REACTION.

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• The Law of Inertia

Tags

NGSS.MS-PS2-1

If a person pushes down on a trampoline, why do they move back up into the air?

• The trampoline pushes back with a greater force than the person

• The trampoline pushes back with less force than the person

• The trampoline pushes back with an equal and opposite force as the person

Tags

NGSS.MS-PS2-1

A ball of clay is thrown at a wall at a velocity of 28.0 m/s.  After it hits the wall, it takes 0.020 s to stop.  What is the acceleration of the clay when it hits the wall?

• 1400 m/s²
• -1400 m/s₂
• 0.56 m/s²
• -0.56 m/s²

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

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CCSS.HSN.VM.A.3

What is the net force?

• 20 N 
• 0 N 
• 400 N 
• 40 N 

Tags

NGSS.MS-PS2-2

Calculate the Net Force. 

• 60N, Left 
• 40N, Right 
• 0N
• 60N, Right

Tags

NGSS.MS-PS2-2

What is Newton's First Law known as? The Law of

• Friction
• Mass
• Inertia
• Gravity

Balanced or unbalanced?

• balanced
• unbalanced

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The inertia of an object depends on its

• mass
• speed
• velocity
• direction

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NGSS.MS-PS2-2

Why does an 18-wheeler have more inertia than a bicycle?

• it has more mass
• it has more volume
• it is not as aerodynamic

Tags

NGSS.MS-PS2-2