State and give the formula of the five gases that were found in the early atmosphere.

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa