PLEASE HELP ME ASAP!

2 answers:

7 0

your answer is b hope this helps

6 0

Answer:

A.3d

Explanation:

You might be interested in

Irina18 [472]

Answer:

Relative motion of source and observer.

Explanation:

Doppler Effect : It is the change in the observed frequency of the wave due to<em><u> relative motion of the source and object </u></em>.

8 0

2 years ago

muminat

You should use g I recommend bro it’s quick and easy to used:) irkedb s wendndj

7 0

2 years ago

iris [78.8K]

Answer:

Explanation:

matter has mass and undergoes a phase change

3 0

2 years ago

sasho [114]

I would answer B!! But your guess is as good as mine!!

3 0

2 years ago

asambeis [7]

Answer:

The answer is B and D.

Explanation:

prove me wrong

4 0

2 years ago