Force & Motion/Simple Machines

Newton's First Law of Motion states: An object at rest will_________________.

• Move slowly

• Stay at rest

• Be an object of importance

Which Law of Motion does this example describe? Bowling pins will not move until a force from a moving ball acts on them.

• 1st Law of Motion

• 2nd Law of Motion

• 3rd Law of Motion

Tags

NGSS.MS-PS2-1

Friction is a force that pushes ____________ a sliding object.

• Next to

• Alongside

• Against

A scooter is easier to stop than a train

• True

• False

Tags

NGSS.MS-PS2-2

Mass is how much _____________ is in something.

• Gravity

• Friction

• Matter

What is a push or a pull acting on an object?

• Force

• Mass

• Gravity

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

Which law does this describe? A hockey puck will keep moving until the goalie blocks it, which stops it.

• 1st Law of Motion

• 2nd Law of Motion

• 3rd Law of Motion

A marble on a perfectly flat floor ____________________.

• Will start bouncing

• Will not move unless a force acts on it

• Will roll away

Tags

NGSS.MS-PS2-2

For every motion, there is a ______________.

• Force

• Mass

• Reaction

Tags

NGSS.MS-PS2-1

Which law does this example describe? It takes less force to pull an empty wagon than a wagon with someone in it.

• 1st Law of Motion

• 2nd Law of Motion

• 3rd Law of Motion

Tags

NGSS.MS-PS2-2