Once a social problem moves through the four stages it is largely solved.

Which specimen would best be viewed using a compound light microscope?

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.

Astudent randomly draws a card from a standard deck and checks to see if it's his favorite suite he then returns the cards to the deck