Which of the following is not a pure substance?
question 2 options:
gold
water
helium gas
coffee

Number and variety of living organisms includes genetic, species, and ecological types

Iwill make you brainliest pleeze answer this fast i have to turn it in really soon brainliest promise easy question 6th grade ! a weather map shows a high pressure system with circles around it. what does this mean? a) an occluded front b) areas of equal altitude c) areas of equal pressure d) a stationary front

Which of the following human activities resulted in the growth of the north american deer population?