It is a Physical Change, because the water and the salt kept their original properties. I hope this helps! :) Have a great day!
Answer:
pulling force
Explanation:
because the person is pulling that cart.
Answer:
He is known primarily for being one of the people who worked to overturn the widespread belief that our universe orbits geocentrically in favor of a heliocentric model.
Explanation:
Answer:
our acceleration is 0 because there is a constant speed..
a = final speed - initial speed / time
final speed = initial speed ( since speed is constant)
therefore acceleration is 0
Answer:

Explanation:
Given that nozzle discharge at constant flow rate.
Volume of tank is V
Lets constant flow rate =Q
We know that

To find the time t,at a volume V
V = Q .t

Where t is the filling time of volume .
dV/dt is the volume floe rate .
Q is the discharge.