Vocab
What is stored energy?
Potential Energy
Heat energy is another name for this type of energy.
Thermal Energy
Ex: playing a guitar
Mechanical energy transforms into ___?
Sound Energy
A _______ provides energy to a circuit.
Power Source
A ramp on a truck.
Incline Plane
What is energy in motion?
Kinetic Energy
The sum of potential and kinetic energy.
Mechanical Energy
Ex: a toaster
______ energy transforms into thermal energy.
Electrical
A _____ controls when a circuit is open or closed.
Switch
A see-saw.
Lever
The ability to do work.
Energy
Energy of an object when its compressed or stretched (like a rubber band).
Elastic Energy
Ex: plants using photosynthesis
Radiant energy is transformed into _____ energy.
Chemical
In this type of circuit, all parts are connected.
Series Circuit
The tires on a bike.
Wheel and Axle
Using force to move an object.
Work
Energy of an object based on its height (an object has more energy when higher off the ground).
Gravitational Energy
Ex: a lamp
______ energy transforms into ______ energy.
Electrical --> Light/Radiant
In this type of circuit, if one lightbulb stops working, the other lightbulb can still work.
Parallel Circuits
Raising a flag up a flagpole.
Pulley
This law says "energy cannot be created nor destroyed".
Law of Conservation of Energy
Energy stored in bonds of compounds that is released during reactions.
Chemical Energy
Ex: a ball bounces on the ground.
______ energy is transformed into ______ energy.
Gravitational --> Elastic
Objects that STOP electrical currents from flowing in a circuit are called?
Insulators
What is the purpose of a simple machine?
Makes work easier!