Question

Please please help ASAP

Choose the letter if the best answer

2. The Doppler effect caused an apparent

A.loudness

B. Intensity

C. Pitch

D.resonance


3. Beats result from

A.reflection

B. Refraction

C. Diffraction

D. Interference


4. The hammer, anvil, and stirrup are in the

A.outer ear

B. Middle ear

C. Inner ear

D. Cochlea


5. Sonar is used to find

A.time

B.speed

C.angle of reflection

D distance

Answer 1

The answers to:

Question 2: C

Question 3: D

Question 4: C

Question 5: C