Newton's can be used to explain events in the
world, such as how a pencil falls to the floor and how planets revolve aroun
Sun. In the absence of air, all objects fall at the same rate because the force

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