Waves
The particles in a transverse wave travel _______ to the direction that the wave is moving.
Another way of saying heat is...
Light is a type of energy. True or False
True
Matter is opaque if it
absorbs light
How can light interact with matter?
reflection, refraction, absorption.
What type of waves have compression's and rarefaction's
longitudinal waves
Water is one of the only things that do what when heat is taken away?
Expand
What energy is needed for a phase change?
heat energy
What happens to the distance between particles of matter as their kinetic energy increases?
Space increases
________ occurs when light bounces back from a surface that it cannot pass through.
Reflection
High frequency = ???
Short wavelength!
The three types of heat are...
Conduction, Radiation, and Convection
What is the energy stored in a object at rest?
Potential energy
How many states of matter are there?
When light passes from one medium into another it may
refract
Longitudinal!
what type of energy is in an object which is moving?
Kinetic energy
When a gas reaches its condensation point it becomes a what?
Liquid
An example of a natural visible light source is
the sun
What is the high point of a transverse wave called?
The crest!
What is REQUIRED for a phase change to happen?
The addition of HEAT!
A man stands on the top of a hill at point A and then runs down at point B. What kind of energy conversion occurs from point A to point B?
Potential energy to Kinetic energy
When solids reach their melting points they become what?
Liquid
The receivers of tiny light waves are ----------------- in our eyes
Cones