I think:
In motion- 40
Not moving- 20
The relative density of gold is 19.3 it means the ratio obtained by dividing the density of gold by water at temp of 4 degree celcius is 19.3
Answer:
The car appears to be moving 30 km/hr in the opposite direction of the bus.
Explanation:
The ball only accelerates during the brief time that the club is in contact
with it. After it leaves the club face, it takes off at a constant speed.
If it accelerates at 20 m/s² during the hit, then
Force = (mass) x (acceleration) = (0.2kg) x (20 m/s²) = <em>4 newtons</em> .
I know that protons and neutrons are located at the center of an atom, so the correct answer is D
