Crash Course Physics

An object's resistance to motion is called

• Force

• Inertia

• motion

• Newton's First Law

An object in motion stays in motion and an object at rest stays at rest is which of Newton's Laws?

• First Law

• Second Law

• Third Law

An object has more inertia because it has more

• force

• speed

• mass

• acceleration

Tags

NGSS.MS-PS2-2

Force is equal to mass times acceleration is Newton's

• First Law

• Second Law

• Third Law

Tags

NGSS.MS-PS2-2

unbalanced forces cause

• reverse

• motion

• gravity

• inertia

Tags

NGSS.MS-PS2-2

What is the rate that gravity pulls objects to the Earth?

• 9.81 m/s

• 9.81 m/s^2

• 9.81 m/hour

• 9.81 miles/second

The force of gravity is otherwise known as

• mass

• speed

• weight

• volume

Tags

NGSS.MS-PS2-4

For every action there is an equal and opposite reaction is Newtons

• 3rd Law

• 2nd Law

• 1st Law

• Newton Law

Tags

NGSS.MS-PS2-1

What is the unit of force?

• gram

• mass

• kilogram

• Newton

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A book has a mass of 5 kilograms and an acceleration of 5 m/s/s. What is the force on the book?

• 220 N

• 20 N

• 25 N

• 10 N