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Section 1 Only! A. B. C. D. Energy involves motion. Energy is an ability to change location. Energy involves speed. Energy is the ability to do work. A. B. C. D. Chemical Locomotive Thermal Radiant A. B. C. D. The energy a moving object has because of its motion. It is the stored energy due to position. The energy stored by something that can stretch or compress. The energy stored in chemical bonds. A. B. C. D. A rollercoaster that has reached the top of the first hill. A pitcher’s arm that is pulled back on the mound. A jogger in the park. A runner at the starting block of the track. KE (J) = m (kg) x 9.8 m/s2 x h (m) b. KE (J) = w (m) x h (m) c. KE (J) = 1/2 m (kg) x v2 (m2/s2) a. d. KE (J) = 9.8 m/s2 x 1/2 m (kg) A. B. C. D. The energy a moving object has because of its motion. It is the stored energy due to position. The energy stored by something that can stretch or compress. The energy stored in chemical bonds. A. B. C. D. A rollercoaster that has reached the top of the first hill. A pitcher’s arm that is pulled back on the mound. A jogger in the park. A runner at the starting block of the track. True or False a. GPE (J) = 1/2m (kg) ´ 1/2h (m) b. GPE (J) = m (kg) ´ 9.8 m/s2 ´ h (m) c. GPE (J) = h (m) ´ 9.8 m/s2 d. GPE (J) = 1/2h (m) ´ w (m) A. B. C. D. EPE is energy stored by things that stretch or compress. CPE is energy stored in chemical bonds. EPE is energy stored by objects due to their position above Earth’s surface.CPE is energy stored in chemical bonds. EPE is energy stored in chemical bonds. CPE is energy stored by objects due to their position above Earth’s surface. EPE is energy stored by things that stretch or compress. CPE is energy stored by objects due to their position above Earth’s surface. A. B. C. D. Both are stored energy that is converted into one of the 4 types of energy for use. Both are measured in calories. Both become kinetic energy when they are finally released. Both are calculated using math A. B. C. D. Mass and acceleration Mass and distance Acceleration and distance Mass and Velocity A. B. C. D. Mass (m) Distance (d) Height (h) Gravitational acceleration (g) A. B. GPE is based on mass, gravity, and the distance the object has to move or fall. The book has a greater mass than the feather; hence it has a greater GPE. GPE is based on speed, gravity, and the distance the object has to move or fall. The book has a greater speed than the feather; hence it has a greater GPE. A. B. C. D. Mechanical Energy Electrical Energy Chemical Energy Kinetic Energy A. B. C. D. Kinetic Energy is stored energy and potential is the energy of motion. Potential energy is stored energy and kinetic energy is the energy of motion. Potential energy is stored energy and kinetic energy is wasted. Potential energy is useless and kinetic energy is the energy of motion. Section 2 A. B. C. D. Radio Toaster Television Alarm clock A. B. C. D. The total amount of potential and kinetic energy in a system. The energy used by mechanical objects like cars. The total amount of potential energy of an object. The total amount of chemical energy used for you to move. A. B. C. D. It It It It decreases. increases. remains the same. vanishes. True or False? True or False a. remains constant b. changes constantly c. increases d. decreases A. It is not always conserved, though. It is lost when you slow down on a bicycle. B. Friction causes it to become lost to the air. C. It is converted into another form of energy, but the total amount of energy remains the same. D. It becomes thermal energy. a.matter b.nuclei c. energy d.light A. B. C. D. Fusion is the joining of nuclei and fission is the splitting of nuclei. Fission is the joining of nuclei and fusion is the splitting of nuclei. Fission releases energy and fusion absorbs energy. Fusion is the splitting of nuclei and fission is the joining of nuclei. A. B. C. D. They both stars. They both warfare. They both energy. They both energy. take place in are used in use a lot of convert mass to