Low melting points and lack of electrical conductor really are properties of molecule or compounds true or false

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

What is the speed of an object at a given moment?