What causes wind?
differences in air pressure
decreases in air temperature
the occurrence of the Coriolis effect
the even heating of Earth’s atmosphere

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

What causes darkening of the skin as melanin production increases

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?