Energy 1
The ability to make changes and do work
What is energy?
The greatest source of light energy on Earth is
What is the sun?
Food is an example of this type of energy
What is chemical energy?
The taking in of light by a material
What is absorption?
The flow of energy from a warmer object to a cooler object
What is heat?
An object's stored/potential energy plus its energy of motion/kinetic
What is mechanical energy?
Light bending as it passes from one kind of matter to another
What is refraction?
When more friction is created, the _________ something gets.
What is warmer?
Energy that can be heard
What is sound?
This energy flows through wires
What is electrical?
The kind of energy a battery has
What is stored/potential energy?
The energy of motion is called...
What is kinetic energy?
This is what happens when you rub two objects together
What is friction?
Two forms of renewable energy are...
What is wind and sun?
When light is blocked this is made...
What is a shadow?
The kind of energy an object has when it is not moving
What is stored/potential energy?
this causes sound energy
What are vibrations?
How high or low a sound is
What is pitch?
Light moves in this direction...
What is a straight path?
Two ways light can change direction...
What are refraction and reflection?
Light is energy that allows us to...
What is see?