Newtons Laws & Momentum

What force slows objects down and keeps them from moving?

• Acceleration

• Gravity

• Friction

• Net Force

Which one of Newton's laws are displayed

• 2nd law

• 1st law

• 3rd law

Tags

NGSS.MS-PS2-1

An object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an outside force. Which law does this describe

• 2nd law

• 1st law

• 3rd law

This is Newton's 3rd law

• True

• False

Tags

NGSS.MS-PS2-1

When there is a change in motion?

• When forces are balanced

• When the forces are unbalanced

• Whe forces are equal

• Never

Tags

NGSS.HS-PS2-1

The momentum of an object depends upon the object's ___________&_____________.  

• size and shape
• mass and speed
• mass and veloctiy
• mass and energy

Tags

NGSS.HS-PS2-2

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

Tags

NGSS.HS-PS2-2

Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?

• car
• bike
• they are equal
• cannot determine using the info provided

Tags

NGSS.HS-PS2-2

Momentum is a ____________________ quantity

• science
• scalar
• vector
• energy

Tags

NGSS.HS-PS2-2

In any collision (crash) the ______ is ALWAYS constant

• Total Momentum
• total speed
• total Velocity
• Energy

Tags

NGSS.HS-PS2-2