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Chemistry, 09.02.2021 18:50 Tanija1995

Pleasee heelPP I NEED IT TODAYYY 1.The bottom wave has a greater (1 point)
A)frequency.

B)amplitude.

C)wavelength.

D)trough.

3.The table shows information about two waves. Based on the given information, which conclusion can be made?
A)Wave X has a higher velocity.

B)Wave W has a greater amplitude.

C)Wave W has a higher velocity.

D)Wave X has a greater amplitude.

4.A student drops a rock in a pond and notices that her reflection in the water becomes less clear. Which statement best explains the student’s observation?(1 point)

A)The surface of the water is no longer hard after the rock is dropped in the pond.

B)The water is not a smooth surface after the rock is dropped in the pond.

C)The surface of the water is not shiny after the rock is dropped in the pond.

D)The water is not able to reflect waves after the rock is dropped in the pond.

5. A room with which type of surface will most likely produce an echo?(1 point)
A)carpet
B)dirt
C)foam
6.A builder wants to make a room soundproof in a new home. The builder should use materials that .(1 point)

A)absorb sound waves and create echoes

B)reflect sound waves and prevent echoes

C)absorb sound waves and prevent echoes

D)reflect sound waves and create echoes

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Pleasee heelPP I NEED IT TODAYYY 1.The bottom wave has a greater (1 point)
A)frequency.
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