A 1500 W heater is submerged into 1 kg of water that is well below 100oC. At what rate, does the temperature rise when the heater is operating at its rated
power?
0.36oC/s

"why is graphite used instead of gold or copper wires to conduct electricity in very hot situations such as an industrial kiln? " that's the question, but the thing is, i don't even understand what an "industrial kiln" xd assistance would be < 3

Mike walks 100 meter north, then walks 30 meters south. after this, he walks another 10 meters north. what is the magnitude of his total displacement during this walk,in meters?

Name three different units of energy used to measure heat and describe what type of situations each is usually used.