What tells you whether you are feeling hot, cold or in pain? A. Nerves/Neurons
B. Spinal Cord
C. Brain
D. Skin

Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings

What word chemical equation describes cavendish’s experiment with zinc?

The center of the milky way most likely contains a. empty space. b. a red giant star. c. a globular cluster. d. a supermassive black hole.