Motion Basics
Force that pulls a smaller object towards a much larger object
Gravity
Which has more potential energy: a ball at the top of the Eiffel Tower or a ball on the floor of the classroom
Ball on top of the Eiffel Tower
Which has more kinetic energy: a parked semi truck or a car going 70 mph
Car going 70 mph
Energy is the ability to do _____
Work
Energy of an object that is due to motion
Kinetic energy
True or false: a ball has no energy when it is sitting untouched on the floor
False
True or False: An object's direction of travel affects its kinetic energy.
False
Energy that is perceived as heat.
Thermal (Heat) Energy
Energy of an object that is due to position
Potential energy
Which has more elastic potential energy: a rubber band stretched back 1 cm or a rubber band stretched back 4 cm
4 cm
When mass is doubled, kinetic energy is
Doubled
Energy you get from the sun
Radiant
Kind of potential energy that is increased when a rubber band is stretched
Elastic potential energy
If Ms. Smith threw a basketball in the air, where in the arc would it have the MOST potential energy?
Highest point
A scientist is studying a moving train and a bicycle that is NOT moving. Which object is NOT an example of kinetic energy?
A bicycle that is NOT moving
What form of energy does a person have?
Chemical
Does a backpack full of books or an empty backpack have more potential energy?
Full of books
If Ms. Clubb decided to go cliff diving, would she have more potential energy standing perfectly still at the top of the cliff or 1 second after she jumped off?
Standing at the top
If two objects have the same velocity, the one with more of this will have more kinetic energy.
Mass
A bicycle has what type of energy?
Mechanical