Newton's 2nd Law

Vocab

100

A push or a pull

Force

200

The amount of matter in an object

Mass

300

Who discovered the three laws of motion?

Sir Isaac Newton

400

Your ___________ is different on the moon than it is on earth because there is less gravity on the moon.

Weight

500

The force that attracts a body toward the center of the earth

Gravity

Force

100

Force uses what unit?

N (Newtons)

200

If a bus has a mass of 500kg and how much force is needed to make it accelerate at a rate of 5m/sec²?

2500 N

300

What force is needed to move a box that has a mass of 20kg and to create an acceleration rate of 10m/sec²?

200 N

400

If a sled was accelerating at a rate of 4m/sec² and had a mass of 5kg with a rider with a mass of 20kg, what is the force needed to make it stop?

100 N

500

What force is needed to move a pile of textbooks that  has a mass of 20kg with an acceleration rate of 5m/sec²?

100 N

Mass

100

An object accelerates 3.0 m/s² when a force of 6 Newtons is applied to it.  What is the mass of the object?

2 kg

200

What is the mass of a toy car that needs a force of 50 N to get to a rate of acceleration of 5 m/sec²?

10 kg

300

What is the mass of a biker and bicycle that is traveling with an acceleration rate of 25m/sec² using a force of 500 Newtons?

20 kg

400

An object accelerates 12 m/sec² when a force of 6 Newtons is applied to it.  What is the mass of the object?

0.5 grams

500

An object accelerates 5.0 m/sec² when a force of 20 Newtons is applied to it.  What is the mass of the object?

4 kg

Acceleration

100

An object with a mass of 2.0 kg has a force of 4 Newtons applied to it.  What is the resulting acceleration of the object?

2 m/sec²

200

An object with a mass of 5.0 kg has a force of 20 Newtons.  What is the resulting acceleration of the object?

4 m/sec²

300

An object with a mass of 20 kg has a force of 5 Newtons applied to it.  What is the resulting acceleration of the object?

.25 m/sec²

400

An object with a mass of 3 kg has a force of 9 Newtons applied to it.  What is the resulting acceleration of the object?

3 m/sec²

500

An object with a mass of 2.3 kg has a force of 6.2 Newtons applied to it.  What is the resulting acceleration of the object?

2.7 m/sec²

Miscellaneous

100

What is the formula  to find the force applied to an object in Newton's 2nd Law of Motion?

F = ma

200

What is the unit used for mass?

Kilogram (kg)

300

What is the formula used to find the acceleration of an object in Newton's 2nd Law of Motion?

A - F / m

400

What is the formula to find the mass of an object in Newton's 2nd Law of Motion?

M = F/a

500

Newton's 2nd Law is called the Law of _______

acceleration