Show:
Vocabulary
Forces
Friction
Newton's Laws
Universal Forces
100
A push or pull on an object
What is force
100
The force of gravity acting on an object is its:
What is weight
100
This type of friction occurs when a boat travels through water.
What is fluid friction.
100
Which of Newton's laws tells us that resting objects stay at rest unless acted on by an outside force?
What is Newton's first law
100
The universal force that acts only on protons and neutrons in the nucleus of an atom
What is the strong nuclear force
200
The sum of all the forces acting on an object
What is net force
200
Name the SI unit of force
What is the Newton
200
This type of friction explains why ball bearings are used in wheels.
What is rolling friction
200
The equation that sums up Newton's second law:
What is F = M * A
200
This force is powerful, but acts on a short range over all particles.
What is the weak nuclear force
300
The force that opposes the motion of objects that touch as they pass
What is friction
300
What happens when an unbalanced force acts on an object?
What is the object accelerates
300
What happens to the fluid friction as a boat's speed increases?
It increases
300
According to Newton's second law, this is the only way to double an object's acceleration if you cannot alter its mass.
What is apply double the force
300
Which force explains why two positively charged particles will repel?
What is the electric (or electromagnetic) force
400
The tendency of an object to resist change in its motion
What is inertia
400
This force keeps objects moving in a circle
What is centripetal force
400
Which type of friction is keeping you from falling out of your chair?
What is static friction
400
Briefly summarize Newton's Third Law
What is for every action there is an equal and opposite reaction. (accept suitable answers)
400

In 1665, this broke out in London which forces Sir Isaac Newton to leave Trinity College in Cambridge, Englad

What is the plague?

500
A type of motion that includes both the force applied and a downward force due to gravity
What is projectile motion
500
The two forces acting on a falling object are_____ and _____.
What is gravity and air resistance
500
This type of friction makes it difficult to push a table across the floor.
What is sliding friction
500
According to Newton's second law, the acceleration of an object equals the net force acting on the object divided by what?
What is its mass
500
Which universal force is most effective over long distances?
What is gravitational force