Unit 3 Forces and motion

An object in motion will stay in motion unless acted on by an unbalanced force.

• True

• False

Which law explains that for every action, there's an equal and opposite reaction? Such as how this man's face exerts a force back on the boxing glove

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Newton's In-Laws

Which things below are Fluids? Select all that apply

• Liquids

• Solids

• Gases

• Magnets

What forces do the skydiver's experience as they free fall? Select all that apply

• Gravity

• Applied Force

• Electromagnetic Force

• Air Resistance

Which Law explains why a Rocket expelling fuel downwards makes it go up?

• Newton's First Law

• Newton's Second Law

• Newton's Third law

• Newton's totally real "Rockets Go Up Because Reasons" Law

Force is measured in...

• lbs

• m/s2

• grams

• newtons

The unbalanced force that opposes motion is known as...

• friction

• force

• push or pull

• the tires on a car

The force of an object depends on mass and acceleration.... is what law?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

What is the equation for force?

• E=mc2

• F=ma

• Q=mv3

Which of the following is a unit for acceleration?

• km/s
• m/s²
• mi/hr
• ft