Alump of coal and a can of gasoline are examples of: a. gravitational kinetic energy. b. chemical potential energy. c. gravitational potential energy. d. chemical kinetic energy.

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

What are the two main phases of a cell cycle

What must be done to breed dogs for a partical trait