If Earth's magnetism were to disappear, which compasses might still function and choose two answers ? 1. gyroscope compass

2. lodestone compass

3. magnetic compass

4. solar clock compass

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.