A car traveling at a steady speed of 30m/s along a motorway overtakes a coach traveling in the same direction at 25m/s. how far ahead of the coach will the car beA.1 minutes after over takingB.30 minutes after over taking

What property is a characteristic of a substance that can be observed and does not change the identity of the substance

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

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