The fact that water heats and cools more slowly than land causes many different types of weather. What is the primary source of heat for land and water? A. heat from inside the Earth
B. energy from electricity
C. energy from the Sun
D. heat from friction in the air

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

The hematodinium parasite becomes less of a problem for the blue crab when the crab is very young. fishing is thriving in the region. the crab moves to less salty water. a significant percentage of the population is impacted.

Amap's orientation is typically determined by an