What is the primary mission of the twin rovers and the mars science laboratory (msl)?

Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. which of the following is not a constant or control for this experiment? a. the type of plant b. the amount of soil c. the amount of water d. the amount of time in the sun select the best answer from the choices provided a b c d

What is a reasonable action that provides safe water for communities?

Explain why the rate of urbanisation is in the way it is between developed and undeveloped countries.