How do unicellular organisms grow?
a.
increase in cell size
b.
decrease in cell size
c.
increase in cell number
d.
decrease in cell number

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Which best describes the difference between internal and thermal energy?