Gravitational force depends on the ____________ between the objects
What is distance
100
A force that opposes motion and that occurs when things slide or roll over each other
What is friction
200
Stored energy
What is Potential energy
200
The length of the path between two points
What is distance
200
Scientists who wrote laws of motion
Who was Newton
200
The gravitational force between two objects depends on the product of the _____________ of the two objects
What is masses
200
The force of attraction between two objects
What is gravity
300
Energy of motion
What is kinetic
300
The rate at which the position of an object changes
What is speed
300
Which law states that if no force acts on an object at rest it will remain at rest
What is 1st law
300
Gravitational force depends on the ________ of the masses of the two objects
What is product
300
The tendancy of an object to resist changes in its motion
What is inertia
400
Energy associated with the speed of moving particles
What is heat energy
400
The length of time that passes from one event to another
What is elapsed time
400
Which law states that for every action there is an equal and opposite reaction
What is 3rd law of motion
400
Law that says gravitational force depends on the product of the masses of the 2 objects and the distance between them.
What is Law of Universal Gravitation
400
Where the cars on roller coaster have the most kinetic energy and least potential
What is At the bottom of the 1st hill
500
States that energy cannot be created or destroyed
What is Law of Conservation of Energy
500
Distance divided by time
What is average speed
500
State the 2nd Law of Motion
What is The amount of force needed to produce a given change in the motion of an object depends on the mass of the object. The larger the mass, the more force is needed
500
A falling object's ___________ increases but only up to terminal velocity
What is velocity
500
Six main forms of energy
What is chemical, heat, mechanical, nuclear, radiant, and electrical