Help me please Fill in the blanks:
1. Time taken by an object to complete one oscillation is called
2. Loudness is determined by the
of vibration.
3. The unit of frequency is
4. Unwanted sound is called
5. The shrillness of a sound is determined by the of vibration.
5. The two kinds of sounds we cannot hear are
and
7. Choose the correct answer. Sound can travel through
(a)
solids only (c) liquids only (d) solids, liquids, and gases
. Voice of which of the following is likely to have a minimum frequenc
(a) Baby girl (b) Baby boy (c) A man (d) A woman
. Sound is a kind of
(a) work (b) energy (c) force (d) pressu
0.1 hertz is equal to
(a) 1 vibration per minute (b) 1​

1) Time period

2) amplitude

3) Hertz or hz

4) Noise

5) frequency

6) infrasonic and ultrasonic

7) solid liquid and gas

8) A man

9) energy

10)1 vibration per minute

dopamine..

"it was found that some people who were taking the drug l-dopa to raise their levels of dopamine were developing schizophrenic-like symptoms supporting research a strength of the dopamine hypothesis is that there are many studies which have shown support for the neurochemical explanation."

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.