What is the reason for heat transfer from one substance to another? A.) difference in pressure
B.) difference in volume
C.) difference in temp
D.) difference in mass

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Si units are the modern form of the

Consider the activity and specificity of the three enzymes.pepsin is most active in the human and to digest