Select all correct answers.

which of the following statements are true about the energy used in the rock cycle?

a. energy is needed in almost every step of the cycle.

b. all of the energy used in the cycle comes from radioactive decay inside the earth

c. the energy needed to melt rock into magma comes from inside the earth.

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.