Newtons First law
Newtons Second law
Newtons Third law
Vocab
Life of Isaac Newton.
100

A book sitting on a table stays there unless moved by an outside force.

Newtons first law.

100

If you push a small toy car with the same force as a big truck, the toy car will have more of this.

Acceleration.

100

A rocket flies through space because it pushes gas backward, and the gas pushes the rocket forward; this is an example of the __________ law.

Third law.

100

A push or a pull that can change an object's motion.

Force.

100

Newton's mother wanted him to become this, though he hated it.

Farmer

200

This term describes an object's resistance to changes in its state of motion.

Inertia

200

A heavier box requires more of this to get it moving than a lighter box does.

Force

200

A soccer ball stays still until you kick it.

First law.

200

The unit used to measure force.

(N) Newton.

200

The famous English university Newton attended, starting in 1661.

Cambridge University.

300

To make a heavy cart accelerate faster, you need to apply this, according to the Second Law.

Force.

300

The formula that shows force equals mass times this, often written as F=ma.

What is acceleration.

300

A swimmer pushes water backward to move forward.

Third law.

300

The combination of all forces acting on an object.

Net Force.

300

When the Great Plague hit London, Newton retreated to his family home in this village.

Woolsthorpe

400

A 10 kg object experiences a force of 20 Newtons; its acceleration is 2 m/s², calculated by this law.

Newtons second law of motion.

400

 For every action, there is an equal and ___________ reaction.

Opposite.

400

Pushing a shopping cart, the harder you push, the faster it goes.


Second law.

400

Forces that are equal in size and opposite in direction, resulting in no change in motion.

Balanced Forces.

400

The common fruit that inspired Newton's thoughts on universal attraction.

Apple

500

For every action, there is an equal and opposite reaction is the core idea of this law.

Newtons third law of motion.

500

When you push on a wall, the wall pushes back on you with the same amount of force.

Newtons third law.

500

You're riding a skateboard and suddenly hit a curb; your body keeps moving forward because of this law.

Inertia.

500

The force that slows down objects when they rub against each other or a surface.

Friction.

500

Newton's discovery that white light splits into these colors.

Rainbow.