Light
This is the only type of energy that we can see.
Light Energy
This energy can flow through each state of matter easily.
We feel sound energy through _________.
vibrations
Electric energy requires a closed _____ to work.
circuit
When light bounces back off a flat, shiny object you can see a ______?
Reflection
What do we call the amount of heat found in an object?
temperature
Your hearing can be permanently damaged if a sound reaches how many decibels or more?
85 decibels
Electricity comes from (Atoms, Energy, Ions, Volts)?
Atoms
Light energy is a form of _______ _____.
electromagnetic radiation
The transfer of heat from one object to another is ______?
conduction
The speed of sound can also be referred to as _____?
Mach
Electricity is the movement of _______ from one place to another.
electrons
Which type of electromagnetic radiation has the longest wavelengths?
Radio waves
Convection
High and low sounds depend on how fast an object vibrates. High and low sounds have different ______
pitches
A material that allows the flow of an electric current is a __________.
conductor
Which type of electromagnetic radiation has the shortest wavelengths?
Gamma rays
What is the emission of electromagnetic waves from a source?
radiation
The loudness or intensity of a sound is called _______.
amplitude
A material that prevents the flow of an electric current is an ________.