Review Newtons Laws of Motion

What is Newton's First Law

• F=ma
• Every action has an equal and opposite reaction
• An object at rest stays at rest, an object in motion stays in motion. 
• Friction 

What pulls a ball back to earth?

• Gas
• Gravity
• Friction
• Molecules

What is the name for a push or pull?

• A movement
• A force
• Speed
• Density

A ball and a car are rolling down hill what type of energy is used

• potential
• kinetic
• chemical
• thermal

Definition of Velocity?

• any change in velocity
• specific speed
• speed in a specific direction
• speed in a specific number

definition of motion?

• an object in motion changes position
• affected by the motion of the observer
• It happens instantly
• A change in position over time

What is Newtons 2nd law of motion?

• Pancakes 
• Force= Mass multiplied by  acceleration
• For every action there is a equal and opposite  re-action.
• Law of gravity 

A(n) __________ is a push or pull.

• newton
• acceleration
• force
• momentum

The measure of the pull of gravity on an object is ___________________.

• motion
• weight
• speed
• friction

Tags

NGSS.MS-PS2-4

Newton's third law states that any action will have a(n) _______ and ______ reaction

• Equal and similar
• Equal and opposite reaction 
• Equal and different
• Greater and opposite