8th Grade Science Forces and Motion

Newton

100

An object in motion stays in motion, unless acted on by an outside force

Newton's 1st Law

200

What is the force that Newton discovered that is an attraction between two objects due to their masses

Gravity

300

When one object applies a force on another object, the second object applies an opposite and equal force

Newton's 3rd Law

400

The SI unit of force

Newton

500

The acceleration of an object is directly proportional to the net force and inversely proportional to its mass

Newton's 2nd Law

Vocabulary

100

Mass x Acceleration

Force

200

The combination of all forces acting on an object

Net Force

300

Mass x Velocity

Momentum

400

Resistance to change in motion

Inertia

500

Force that two surfaces exert on each other when in contact with each other

Friction

Vocabulary pt. 2

100

Distance/Time

Speed

200

Force that pulls objects together

Gravity

300

The amount of matter in an object

Mass

400

The upward force in a fluid

Buoyant Force

500

Causes an object to move in a circular path

Centripetal Force

Vocabulary pt. 3

100

Net Force/Mass

Acceleration

200

A change to an objects motion is caused by ______ forces

Unbalanced

300

When you slide a box across the floor what force must your push be stronger than?

Friction

400

Friction that acts on an object that isn't moving is ______ friction

Static

500

If one person pushes a box to the left with a force of 53N and another person pushes the box to the right with a force of 21N, what is the net force?

32N to the left

Things you may or may not care about

100

What is today's date?

September 22

200

Who does the high school football team play on Friday?

Wellston

300

What is tomorrow's Spirit Day?

Neon Day

400

What is full of holes but still holds water?

A sponge

500

Are you wearing a jersey?

If yes, 1000 points. If not, 0 points