Science

6.
Sonar is used to inspect pipelines and bridge foundations. In this scenario, sonar takes advantage of the fact that (1 point)

A.sound waves can reflect.***
B.sound waves can diffract.
C.sound waves can spread out.
D.sound waves can refract.

1. 👍 3
2. 👎 1
3. 👁 1,208
1. I agree

1. 👍 2
2. 👎 0
2. thx

1. 👍 2
2. 👎 0
3. What is the answer?

1. 👍 0
2. 👎 0
4. A is the answer

1. 👍 0
2. 👎 0

Similar Questions

1. Science

1. Which kind of data is used to make a sonar map of the ocean floor? A. the amount of spreading that occurs on the ocean floor B. the time it takes an underwater vehicle to reach the ocean floor C. the amount of light that

2. Physics

A rock dropped from a bridge takes 3.21 seconds to hit the water. How high is the bridge in meters? I need to find Vsub0 to be able to calculate h....but how do I get Vsub0???

3. algebra

You live near a bridge that goes over a river. The underside of the bridge is an arch that can be modeled with the function y=-0.000475x^2+0.851x, where x and y are in feet. How high above the river is the bridge(the top of the

4. econ.

2. A company is considering building a bridge across a river. The bridge would cost \$2 million to build and nothing to maintain. The following table shows the company¡¯s anticipated demand over the lifetime of the bridge: Price

1. Physics

A sonar echo takes 2.2s to return from a whale. How far away is the whale ??

2. economics

2. A company is considering building a bridge across a river. The bridge would cost \$2 million to build and nothing to maintain. The following table shows the company¡¯s anticipated demand over the lifetime of the bridge: Price

3. Earth Science

Why is sonar a more accurate way of mapping the ocean floor than weighted lines?

4. Physics

A rock is dropped from a bridge to the water below. It takes 2.40 s for the rock to hit the water. Find the speed (in m/s) of the rock as it hits the water. How high (in metres) is the bridge above the water?

1. Inverse Functions

A ship’s sonar detects a submarine 880 feet below a point on the ocean’s surface 1450 ft dead ahead of the ship. To the nearest degree, find the angle x.

2. physics

. A sonar signal is sent from a ship and the signal returns from the bottom 3.65 s later. How deep is the ocean if the speed of sound in water is 1,530 m/s?

3. History

Which invention allowed Germany to reduce the shipping capabilities of the Allied powers? U-boat SONAR Fokker gear tank

4. help

A salvage ship’s sonar locates wreckage at a 12 degree angle of depression. A diver is lowered 40 meters to the ocean floor. To the nearest meter how far does the diver need to walk along the ocean floor to the wreckage?