What is Energy
is the ability to do work or cause a change
What is energy
Is a wave of vibrations that spreads from its source
What is sound energy
Like sound, light travels in theses to forms
what is waves and frequencies
is the total of all kinetic and potential energy of atoms in an oject
What is thermal energy
This type of speed is the fastest
What is light
It can not be made or destroyed but can move from one object to another
What is energy
the areas where particles are very close together
What are crests
unlike sound, light waves do not do what?
What is vibrations
transfer of heat between two objects that are in contact
What is conduction
What clear object refracts light into a rainbow
What is a prism
Is energy due to motion
What is kinetic energy
how fast particles are vibrating is called
what is frequency
Light energy is a combination of two types of energy, what are they?
What is electrical and magnetic
transfer of heat by way of liquid or gas
What is convection
What type of energy can break a glass without force?
What is sound
is energy that is not causing changes now but could cause changes in the future
What is potential energy
When a sound wave hits a surface and bounces back, it creates this
What is an echo
What range of the electromagnetic spectrum can humans see?
What is visible light (radiation)
transfer of heat by way of electromagnetic waves
what is radiation
A windmill changes wind energy into what other type of energy?
What is electric energy
A type of potential energy that involves the electrons of atoms
What is chemical energy
In air the speed of sound depends on this
What is temperature
A convex lens bends light rays so objects appear what?
What is objects appear larger
Unit of measurement that is used with thermal energy
What is temperature
A skier at the top of a hill has what type of potential energy?
What is gravitational potential energy