Two rocks (call them s and t) are released at the same time from the same height and start from rest. rock s has 20 times the mass of rock t. which rock will fall faster if the only forces involved are each rock’s mutual gravitational attraction with earth?

How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit