I guess 48 , but I’m not sure
They interact with one another with their facial expressions and body movements all the time
False because currents do not flow easily through insulators. If it only said conductors, then it would be true.
Answer:

Explanation:
From the question we are told that:
Bowling ball Speed 
Beach ball Speed 
Let The Mass be equal i.e

Therefore
Generally the equation for Velocity of beach ball after collision
is mathematically given by
Since Velocity is Vector Quantity
Therefore



i sorry i thought of geocentric as something else it appears that the earth was the center