A household refrigerator with a cop of 1. 8 removes heat from the refrigerated space at a rate of 90 kj/min. Determine the rate of heat transfer to kitchen air.

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.