Types of Waves.
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When the particles of a wave move closer together
What is compression
Reflection and Refraction of waves mean the same thing.
What is false
When a wave hits a surface and bounces back
What is reflection
What type of wave can travel through human skin but not bones?
What is X-Ray
______ waves are the only part of the electromagnetic spectrum that we can see.
What is VISIBLE LIGHT.
What is amplitude?
The maximum that particles of a medium move away from their rest position. (height of a wave)
A change in direction of a wave when it changes mediums
What is REFRACTION.
Increasing the frequency of a wave will increase its wavelength if the speed stays the same.
What is False Correct answer:If speed stays the same, increasing frequency decreases wavelength.
Electromagnetic spectrum has two plains of energy ______ and _________.
What is ELECTRICAL AND MAGNETIC
_____ waves are electromagnetic waves with the longest wavelength and the smallest frequency.
What is RADIO
When the particles of a wave move farther apart
What is rarefaction
The only type of waves are transverse waves.
What is FALSE. Correct Answers- 2 types (transverse and longitudinal)
These waves heat up the water in food to warm it up.
What is Microwave
Electromagnetic waves can be transmitted through a ______
What is VACUUM (Empty Space)
What is equilibrium of a waves?
The undisturbed part of a wave (middle line)
the bending of waves, especially sound and light waves, around obstacles in their path.
What is Diffraction