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Which is the independent variable in this experiment?

Which is the dependent variable in this experiment?

Which is a controlled variable in this experiment?

When plants use sunlight to make food, the energy of sunlight is

Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.

Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases