system
a set of interacting parts forming a complex whole
transfer
to move one object to another or one place to another
Whenever something ________ or __________, it's because of energy
moves, changes
energy cannot be _________
created nor destroyed
energy
ability to make things move or change
convert
change from one type to another
When something is moving, it has ______________
kinetic energy
mechanical energy
energy that is obtained from movement
kinetic energy
energy an object has when it is moving
refute
to go against a claim
Whenever something has the ability to make things move or change, it has ____________
potential energy
work done
energy transferred to/from an object
potential energy
energy that is stored in an object
claim
a proposal
Nothing creates energy. If something has energy, the energy must have been __________ from something else
transferred
thermal energy
energy obtained when a change in temperature changes the speed of molecules
generator
a machine that can convert kinetic energy to electrical energy
energy
the ability to move
Energy can be transferred from one object to another, and energy can be converted from one _______ to another
type
batteries are examples of _____ energy
electrical, potential