Answer:
m = 7000 - 500 = 6500 g
ρ = m/v = 6500 gm / 500 cm³ = 1.3 g/cm³
The paint brush floats because its density is less than that of the paint and has displaced its weight in the paint.
Explanation:
Answer:
Distance
Explanation:
If i'm wrong then eXcUsE mE :')
Electrostatic repulsion is the force between two charges having the same sign, that tends to separate them further. The force is proportional to the product of the charges, and inversely proportional to the square of the distance between them.
Answer:
-6, ,
Explanation:
The solution of answer is in the picture attached
The answer is
A, or convert an energy input to mechanical energy output.
This is because engines transfer whatever energy they need at first into mechanical energy to move. Like car engines. They make mechanical energy to help the car move.