Describe how and why this happens (try to do an easy description) A comet in space continues to move without slowing down or slowing up.

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

How does a gymnosperm prevent itself from pollinating the same tree

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?