1. What term describes any mineral con-
taining a valuable metallic element?

Which phrases describe oxygen's roles in earth’s atmosphere? check all that apply. allows fuels to burn forms clouds that produce rain is the gas that animals breathe is used by plants to produce food forms ozone that absorbs the sun's harmful rays

C. how would an erratic boulder provide evidence of the flood? type your response here: i

True/false indicate whether the sentence or statement is true or false. southern africa experiences droughts and floods. select the best answer from the choices provided t f