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Norris Bernhard
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If a wave move from one side of the lake to the other. Does the water move across the lake?
Waves travel through water, but they do not carry the water with them.
Why can you not hear in a vacuum?
Sound waves have to have something physical to travel through, such as air or water. There is nothing in the vacuum for the waves to move in.
What is the name of sound waves that move through water?
They are called sound waves. Their name does not change just because they travel in water.
If a wave moves from one side of the lake to the other does the water move across the lake?
Waves travel through water, but they do not carry the water with them.
Can both electromagnetic waves and mechanical waves move throgh space?
Yes, but mechanical waves need matter to travel through. EM waves can travel through vacuums as well.
What do electromagnetic waves need to travel?
Electromagnetic waves don't need anything to travel. This kind of waves does not need a medium to move through, therefore they can even travel through outer space.
How do you know that electomagnetic waves can travel through a vacuum?
Electromagnetic waves travel as streams of particles, thus being able to move through a vacuum. For example, light reaches the earth from the sun and other far away stars. You can compare this with sound waves which requires a medium such as air or water to travel through.
Which type of waves cannot travel through space?
sound waves can not travel through space since they use the air around us to move.
How do particles within the medium not travel?
waves move through a particle.
Why don't sound waves move in a vacuum?
There is no air for it to travel through
What is the enery that can travel in waves and can move through empty space?
electromagnetic radiation
What are similarities and differences between a sound waves and water waves in terms of medium?
Sound waves can move through almost any medium, although it moves more slowly through solid medium than gaseous. Water waves can move only through air or water.
