Newton's Laws of Motion

Newton's 2nd law states that the net force on an object is equal to te product of it's mass and?

• volume

• weight

• speed

• acceleration

Which cart will accelerate the least?

• an empty cart pushed with a strong force

• a full cart pushed with a light force

• an empty cart pushed with a light force

• a full cart pushed with a strong force

The statement, "All objects tend to resist any change in motion" most accurately describes which law of motion?

• 1st

• 2nd

• 3rd

• 4th

As you row a boat, the boat moves forward as the paddles move backward. This is an example of which law of motion?

• 1st

• 2nd

• 3rd

• 4th

You car stops suddenly but the box of tissues on the back seat fly forward. This is an example of which law of motion?

• 1st

• 2nd

• 3rd

• Law of Universal Gravitation

What happens to gravitational force as objects move closer together?

• it stays the same

• it decreases

• it increases

• it rapidly increases and then decreases

The metric unit for force is?

• pounds

• ounces

• newtons

• centigrams

What is the action force as you walk across the floor?

• your feet pushing down on the floor

• the floor pushing up on your feet

• the floor pushing you feet down

• friction created between your feet and the ground

Which measurement is the direct result of gravitational pull on an object?

• mass

• weight

• volume

• speed

This explains why your body keeps moving forward on a train when the train comes to a stop?

• speed

• acceleration

• inertia

• balanced forces