Forms of Energy
energy of motion; shooting a basketball
What is mechanical?
a fan transfers _________________ energy into mechanical energy
What is electrical?
The transfer of thermal/heat energy through direct contact
What is conduction?
energy produced by the sun
What is thermal energy/radiation?
a lamp transfers electrical energy into ______________ energy
What is light and heat?
The transfer of thermal energy through electromagnetic waves
What is radiation?
A type of potential energy determined by how high an object is from the ground
What is gravitational potential energy?
ability to do work
What is energy?
The transfer of thermal energy that involves the movement of molecules
What is convection?
mechanical energy is a combination of both _________ and __________ energy of motion.
What is potential and kinetic?
The law of conservation of energy
What is: energy cannot be created or destroyed, only transformed
cars transform their chemical energy into this
What is thermal, mechanical, electrical energy?
Heat always travels from _______ to ________ objects
What is hot to cold?
What is more thermal energy to less thermal energy?
The word for a unit of energy
(Ex: inch is a unit of measurement, watt is the unit for a lightbulb, degree is unit for temperature)
What is joule?
electrical energy is first transferred to _____________ energy (think battery) when charging a cell phone; then when we play music on the phone it is transferred to _____________ energy
What is chemical, sound or light?
What happens to molecules as they gain more thermal/heat energy?
What is they speed up?