Waves
a. what type of wave is a light wave?
b. what type of wave is a sound wave?
a. transverse wave
b. longitudinal wave
a prediction that can be tested is called a _____________-?
hypothesis
name the 3 states of matter
solid,liquid, gas
When light bounces off a smooth surface like a mirror.
What is reflection?
This type of EM wave has the longest wavelength.
What are radio waves?
which travels faster? sound or light?
light
what is the part of the experiment that is kept the same called?
Independent variable
which state of matter is tightly packed and particles vibrate in place together?
solid
A straw looking bent in a cup of water is caused by this behavior of light.
What is refraction?
These EM waves help doctors look at broken bones
What are X-rays
The distance from the crest to the next crest is called?
wavelength
Information collected using the 5 senses is known as?
Observation
which state of matter has particles that move freely and are completely spaced out and move the fastest?
gas
A black shirt feels hot because it does this to most of the light that hits it.
absorption
These waves have the highest frequency and energy in the EM spectrum
What are gamma rays?
When wavelength decreases, this wave property increases.
What is frequency?
what term describes a factor that changes in an experiment?
variable
The law that states energy cannot be created or destroyed.
What is the Law of Conservation of Energy?
Light is bending as it passes through different materials is known as what?
refraction
These EM waves are felt as heat and are emitted by warm objects.
What are infrared waves?
what type of wave is sound? mechanical or electromagnetic?
mechanical wave
scientific theory
what state of matter does sound travel the fastest? solid, liquid, gas?
SOLID
Light changes speed when entering a new medium, which causes this effect.
What is refraction?
The only EM waves we can see.
What is visible light?