Ultraviolent radiation is one of many types of energy that comes to earth from the sun.

true or false

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Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

If a balloon is taken outside on a very cold day, what will occur?

Awhite-blue star is hotter than a red star. select the best answer from the choices provided true or false