Vocabulary
Forces
Newton's Laws
Action/Reaction
Bonus Vocabulary
100

How fast or slow an object is moving over time

What is speed?

100

Forces that are equal in strength but opposite in direction

What are balanced forces?

100

Newton's First Law is also known as this

What is Law of Inertia?

100

Name the action force of a child swimming in the water?

What is a child swimming?

100

Object's that affect one another

What are interacting objects?

200

A measure of how much matter is in a substance

What is Mass?

200

Forces that are not equal in strength and cause a motion in the direction of the stronger force

What are unbalanced forces?

200

Newton's Law of motion that states an object at rest stays at rest and an object in motion stays in motion, unless an outside force acts on the object

What is Newton's First Law?

200

Name a reaction force for a rocket flying through the air

What is the air behind the rocket?

200

Two forces resulting from an interaction

What is action and reaction

300

A push or pull that can change the motion of an object

What is Force?

300

The measurement used for mass

What is grams?

300

Known as the law of action/reaction

What is Newton's Third Law?

300

Name an action force for kicking a soccer ball

What is the foot on the soccer ball?

300

The instrument used to measure force.

What is a spring scale?

400

A force that pulls objects downward to Earth

What is gravity?

400

The unit of measurement for force

What is Newtons?

400

What's the Net Force action on a 2kg ball traveling at 5 meters per second squared?

What is a = 10 Newtons

400

Name a reaction force to a bat hitting a ball.

What is the ball putting force back on the bat?

400

A change in speed or direction

What is acceleration?

500

A force that slows down or stops motion when objects rub together

What is Friction?

500

To strike or hit something with any amount of force

What is collide?

500

When forces are unbalanced, this occurs.

What is motion?

500

What is the action force of a dog walker taking a dog for a walk.

What the dog pulling on the leash?

500

How do forces always occur?

What is in equal and opposite pairs?

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