Chemical contamination is more likely to occur under which of the following.

Essay questions may also be referred to as a. talk questions c. hard questions b. explain questions d. think questions

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.

How many credit hours does a student typically need to complete general educational requirements at a four year college