1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
zalisa [80]
4 years ago
9

What is the uses of echoes​

Physics
1 answer:
Anestetic [448]4 years ago
6 0

Answer:

Echoes are the reflection of sound from relatively flat object that is far enough away that you can discern the time difference. Echoes are used to measure distance, velocity, and the shape of objects. Echoes off gratings result in an unusual pinging sound

You might be interested in
Two charged objects, A and B, are exerting an electric force on each other. What will happen if the charge on A is increased?
Nina [5.8K]
The force is proportional to the product of the charges. So if either one increases, the force between them increases.
7 0
4 years ago
Read 2 more answers
The law of combining volumes only applies under these conditions EXCEPT :_________.
kenny6666 [7]

Answer:

measured at constant temperature and pressure

Hope this helps :)

3 0
2 years ago
PLSS HELPS THIS IS WORTH 96 POINTS!!! I WILL MARK BRAINIEST IF SOMEONE ASNWER CORRECTLY FIRST
torisob [31]

Answer:

The answer is C. More water is entering the oceans from melting sea ice than is leaving through evaporation.

Explanation:

  • <u><em>A primary cause for increased mass of water entering the ocean is the calving or melting of land ice (ice sheets and glaciers)</em></u>
4 0
3 years ago
Read 2 more answers
What is the formula for speed?
AlekseyPX

s = d/t

Speed = Distance divided by time

7 0
4 years ago
Read 2 more answers
A solid non-conducting sphere of radius R carries a charge Q distributed uniformly throughout its volume. At a radius r (r &lt;
Svet_ta [14]

Answer:  

Hence the answer is E inside = KQr_{1} /R^{3}.

Explanation:  

E inside = KQr_{1} /R^{3}  

so if r1 will be the same then  

E  \begin{bmatrix}Blank Equation\end{bmatrix} proportional to 1/R3  

so if R become 2R  

E becomes 1/8 of the initial electric field.

8 0
3 years ago
Read 2 more answers
Other questions:
  • I NEED someone to explain how to do this. If you just give me a stupid answer, I will report you. I don't just want the answer,
    10·1 answer
  • Which best characterizes a crystal? a number of high speed particles moving randomly a dense substance that is hard and incompre
    11·2 answers
  • Pressure is defined as
    9·1 answer
  • What would happen if Earth's weight was increased
    12·1 answer
  • What is the definition of force according to the Newton first law of motion?​
    5·1 answer
  • A golf ball is hit from ground level at an angle of 3030 degrees above ground level. The terrain is level. The ball lands 55.231
    10·2 answers
  • The center of mass of a pitched baseball or radius 2.42 cm moves at 23.3 m/s. The ball spins about an axis through its center of
    13·1 answer
  • Can someone help me with 45a-g and 46?
    12·1 answer
  • What are the four fundamental forces of nature?
    5·1 answer
  • A right triangle has sides measuring 5 and 12 inches. If the two vectors have a magnitude of 5 and 12 and are at right angles to
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!