Normal cumulus clouds form<span> because the sun's rays heat the ground, forming warm air that rises because it is less dense than the cooler air above. As it rises, the air cools and condenses to </span>form<span> the </span>cloud<span>. ... As the fire burns trees and other plant life it </span>causes<span> the water inside them to evaporate into the rising air.</span>
B the independent variable
Answer:
both body cells and sex cells are involved in producing a zygote.
Fossils only form if certain qualifications are met, and some organisms cannot meet them, so they just cease to exist, not a single sign of them. This could happen if they were organisms that decayed completely. Fossilization can include freezing, drying, and encasement, usually in tar or resin.