Answer:
Cold air is denser than warm air, it will sink below warmer air, pushing warm air upward.
Explanation:
The answer is b. The ability of all living things to maintain a relatively stable internal environment
Answer AND Explanation:
As the population increases, the amount of resources are depleted. Inadequate resources makes the population growth to stop. With a high population, death rate increases due to starvation and diseases which spread more easily in a large population. There may be a decrease in birth rate due to fewer matings and abortions resulting from social stress.
The answer is isometric training. To simplify, the strength gains with isometric training are specific to the angle of muscle contraction. In addition, Isometric exercise or isometrics are a kind of strong physical activity in which the joint angle and muscle length do not alter throughout contraction likened to concentric or eccentric contractions or as called as dynamic or as isotonic activities.
