Sodium + chlorine = sodium chloride
Answer:
I think B.The outer,middle and inner ear
Answer: it depends on the meduim
Explanation: As sound waves hit a meduim the "Force" bounces of or reflects and some is absorbed <em>depending</em> on the meduim.
Hope this helps!
Answer:
Explanation:
It’s because of gravitational potential energy, the higher the object is from the ground, the more potential energy due to gravity
Answer:
The electrostatic force between two charge doubles when when the amount of charge on one object doubles.
Explanation:
Force between two charge particle 
Where, 

Now suppose as per the question

Hence, electrostatic force between two charge doubles when when the amount of charge on one object doubles.