Suppose that a person eats a diet of 2398 Calories per day. Convert this energy into joules.
Convert this energy into kilojoules.
Convert this energy into kilowatt-hours.

Arock can be broken down into different kinds of substances by physical processes. no chemical reactions are needed to separate different parts of a rock into pure substances. this is because a rock is a(n)

Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology