Show:
I Like To Move It
Let the Force Be With You
It's Getting Hot In Here
Light as a Feather
Falling Down
100
What does inertia depend on?
What is mass.
100
Forces always act in ____________.
What is pairs.
100
What does friction always create?
What is heat.
100
What is the amount of matter in an object called?
What is mass.
100
What is the mutually attractive force between objects that have mass?
What is gravitation.
200
What must act on an object to overcome its inertia?
What is a force.
200
An object changes its motion when __________________ act upon it.
What is unbalanced forces.
200
What is the relationship between force, mass, and acceleration?
What is F = m x a .
200
What is weight?
What is the pull of gravity on a mass.
200
The greater the masses of the objects the ____________ the gravitational forces between them.
What is stronger.
300
Who invented the laws of motion?
Who is Sir Isaac Newton.
300
An object will not change motion when forces are _____________.
What is balanced.
300
What is gravity?
What is the gravitational attraction by a massive body on objects at or near the surface.
300
When there is no air resistance, all objects fall at _________________.
What is the same rate.
300
The ___________ the distance between the objects the stronger the gravitational force.
What is smaller.
400
The tendency for an object to resist any change in motion, whether at rest or moving is called _____________.
What is inertia.
400
Unbalanced forces change the velocity of an object causing it to _______________.
What is accelerate.
400
A force that opposes the motion of one surface against another is called ______________.
What is friction.
400
Shape affects the amount of ________________________ acting on a falling object.
What is air resistance.
400
What does the force of gravitation depend on?
What is the masses of the objects and the distance between them.
500
What is Newton's Second Law of Motion?
What is the greater the force, the greater the acceleration for a given mass; the greater the mass, the smaller the acceleration for a given force.
500
What is measured in newtons?
What is the magnitude of a force.
500
A car brakes suddenly and its passengers are “thrown” forward. What is this an example of?
What is Newton's First Law of Motion.
500
When you and your surroundings are falling at the same time you are experiencing ________________________.
What is weightlessness.
500
A ball is thrown against a wall and bounces back in the same direction from which it came. What is this an example of?
What is Newton's Third Law of Motion.