6 List Choose one mineral, one rock, and one
fossil fuel. List an example and a use for each.

Coal, oil, and natural gas are examples of fossil fuels.

Explanation:

We use things made from rocks and minerals every day. It is estimated that every person in the United States will use more than three million pounds of rocks, minerals and metals during their lifetime. 82,000 gallons of petroleum

Calcium, LIMESTONE,oil

Explanation:Calcium is a mineral that is good for are body it helps the bones maintain strong, limestone is a sedimentary rock, it is used mainly in the manufacture of Portland cement, the production of lime, manufacture of paper, petrochemicals, insecticides, linoleum, fiberglass, glass, carpet backing and as the coating on many types of chewing gum.,Oil is used as a fuel in cars, buses, tractors and industrial machinery. The oil which is used in vehicles is known as petrol and diesel. Crude oil is used in many industrial products like in detergents, in fertilizers, paints, plastics , petroleum products, medicines and in the formation of synthetic rubber.

i do not know and i have a 100 in this class

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).