16-1

1. The strength and vitality required for sustained physical or mental activity. 2. A car parked at the top of a hill A boulder sitting at the top of a mountain. Water behind a dam 3. a bowling ball rolling down the alley, a boy running, a bird flying 4. It converts into heat energy. 5.q 6. False 7. True 8. calorie 9. lower 10. temperature final 11. -70J 12. conduction-movement of heat between objects that are touching. Example: pancake batter touching a skillet Radiation- movement of heat electromagnetic waves Example: burner Convection- movement of heat by cirrculating fluids. Example: currents 13. positive 14. it shows that as heat is added, the temperature increases 15. true 16. HV 17. yes 19. exothermic; the fire is giving off heat. 18. idk sorry :) 20. equilibrium is an unchanged state