The part of the Sun that you are observing when you see a blotchy appearance is the surface of the sun. This appearance is called granulation which is caused by the convection of the hot material inside the sun which go up and down the surface of the sun. Because of its sandy texture it is sometimes called lemon peel or rice grain.
Answer:
In science, a variable is any item, factor, or condition that can be controlled or changed
Activation energy is required to start a chemical reaction. Activation energy is the energy needed to allow the reactant to react. Activation energy is measured in Joules (J).
Answer:
Maybe
Explanation:
nucleus;ribosome
because nucleus is cells control house and ribosome responsible for providing protein..