How dose one determine when an ecosystem is in balance

Warm fronts appear on weather maps in areas of

How do light and gravity affect plants

What controls population growth?

How are the limbs of the frog whale horse lion human bat and bird the same?

What type of nutrition did green algae have

In the Early Cambrian, there was little tectonic activity in Virginia and sediments were deposited along the continental margin.

Describe four factors that affect population size

Why is cell division a misleading name for the process?

Can all energy be recycled? yes, because energy cannot be destroyed yes, because each energy conversion process is recycled energy no, because the energy released from fuels loses its ability to perform work with each energy conversion

Define global warming and explain what has caused the recent trend of warming that the earth is experiencing.