Newton's Laws & Conserving Energy

The Laws of Motion

Newton's Laws & Conserving Energy

Multiple Choice

Motion is the movement of an object

• True

• False

Multiple Choice

An object is put into motion when

• A force is applied to an object

• An object is moved from one place to another

• Energy creates a force that helps an object change its position or location

• Energy is added or removed from an object

Poll

Can multiple forces be acting on an object that is in motion

• Yes

• No

Poll

What factor(s) affect the motion of an object?

• Force

• Weight

• Mass

• Acceleration

• All these factors affect the motion of an object

Multiple Choice

Which law states that the acceleration of an object depends on the force exerted on it and its mass?

• 1st Law

• 2nd Law

• 3rd Law

Multiple Choice

What is the name of Newton's 1st Law of Motion?

• Law of Force and Acceleration

• Law of Action / Reaction

• Law of Inertia

Multiple Choice

Henry sees a basketball and decides to put in motion. What kind of force does Henry use to move the ball?

• small

• balanced

• equal

• unbalanced

Multiple Choice

When there is an INCREASE in MASS of an object you will have a DECREASE in ______________.

• friction

• acceleration

• force

• gravity

Multiple Choice

The combination of all the forces acting on an object is the...

• net force
• action force
• reaction force
• balance force

Multiple Choice

Any push or pull on an object.

• force
• velocity 
• inertia
• momentum

Multiple Choice

Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of?

• 1st Law

• 2nd Law

• 3rd Law

Multiple Choice

Beth's bike remains stopped at the intersection until she begins pedaling again. Which law is this an example of?

• 1st Law

• 2nd Law

• 3rd Law

Multiple Choice

A force that opposes motion between objects that are touching is called...

• motion

• friction

• velocity

• acceleration

Multiple Choice

Mary is riding in a car when the driver suddenly slams on the brakes. Mary is jerked forward out of her seat. This is an example of which law of motion?

• 2nd Law

• 1st Law

• 3rd Law

Poll

Can energy be created or destroyed?

• Yes

• No

Poll

If energy CANNOT be created or destroyed, can it be lost?

• Yes

• No

Multiple Choice

Potential or kinetic energy?

Stretched bow and arrow?

• kinetic

• potential

Multiple Choice

Potential or kinetic energy?

Running?

• potential

• kinetic

Multiple Choice

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed

• Energy cannot be created or destroyed, it can only transformed

• Energy can't be created, destroyed or transformed

Multiple Choice

According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?

• The total amount of energy is conserved

• The total amount of energy is less after a reaction

• The total amount of energy is more after a reaction

Multiple Choice

Which energy transformation below matches?

Water moving over a dam to move a generator?

• kinetic to chemical

• kinetic to electrical

• solar to electrical