When you turn on a radio, what type of energy transformation takes place? 8 21 22 23 24 25 26 27 28 9 10 11 12 13 el ec gy to er gy en er en 15 d tri ca l 14 16 un 7 so 6 ec 5 el 4 0% to e. .. ch to gy en er d 3 un 2 so 1 0% ... 0% t.. . 1. sound energy to chemical energy 2. electrical energy to sound energy 3. sound energy to electrical energy 17 18 19 20 A student rolls these four items on the same surface and at the same speed. Which item will have the greatest kinetic energy? 0% ba te n ac h ni s ba ll et ba Ta bl e B as k M 0% ll 0% ll 0% be Marble Basketball Beach ball Table tennis ball ar bl e 1. 2. 3. 4. 1 2 3 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 18 19 20 When a firecracker explodes, stored chemical energy turns into sound and light energy. What other type of energy is also released during this transformation? Thermal Nuclear Electrical Mechanical 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 18 0% 19 20 l 5 0% ic a 4 r 3 le a 2 rm al 1 0% l 0% ric a 1. 2. 3. 4. The number of crests that pass by a point each second is called the wave’s Wavelength Frequency Vibration Pitch 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 15 16 17 0% Pi tc h n ue 14 0% br at io 4 Fr eq le 3 av e 2 W 1 0% nc y ng th 0% Vi 1. 2. 3. 4. 18 19 20 The distance between crests is called the Wavelength Crest distance Frequency Pitch 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 td 6 re s 5 C 4 15 Pi nc y 16 17 0% tc h 0% ue is ta n ng th le 3 av e 2 W 1 0% ce 0% Fr eq 1. 2. 3. 4. 18 19 20 Light bends as it enters a prism causing the colors to separate. Which color has the highest frequency? 2 3 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 n 0% re e G Pu R 1 0% lu e 0% rp le 0% B Red Purple Blue Green ed 1. 2. 3. 4. 18 19 20 This is the ability to do work or cause a change. 1. Motion 2. Energy 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 er gy 3 0% En 2 M 1 ot io n 0% 18 19 20 This is energy due to motion. 1. Kinetic energy 2. Potential Energy 0% 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 te n 3 17 Po 2 K 1 in e tic tia lE en ne rg y er gy 0% 18 19 20 This is energy that is not moving. It is energy that is not causing any changes now. 1. Kinetic energy 2. Potential energy 0% 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 tia le 4 te n 3 Po 2 K 1 in e tic en ne rg y er gy 0% 18 19 20 This energy is energy of electrons that form the bonds between atoms in molecules. 1. Chemical 2. Nuclear 0% 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 le a 15 16 17 uc 4 N 3 he 2 C 1 m ic a l r 0% 18 19 20 Potential energy is sometimes called ____ energy 1. stored 2. moving 0% 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 ng 15 16 17 18 ov i 3 m 2 st 1 or e d 0% 19 20 This energy holds the protons together in the nucleus. Chemical Nuclear Thermal Electromagnetic 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 N 14 15 16 17 18 ec t 3 El 2 0% ne tic uc le a er m al l m ic a he C 1 0% ro m ag 0% r 0% Th 1. 2. 3. 4. 19 20 This is a wave of vibrations that spreads from its source. 1. Sound 2. Light 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 gh t 3 0% 18 Li 2 So 1 un d 0% 19 20 This cannot travel through a vacuum. 1. Sound 2. Light 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 gh t 3 0% 18 Li 2 So 1 un d 0% 19 20 This is a form of electromagnetic radiation. It can travel through a vacuum. 1. Sound 2. Light 4 5 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 15 16 17 gh t 3 0% 18 Li 2 So 1 un d 0% 19 20 This is the transfer of heat between objects that are in contact 1. Conduction 2. Convection 0% 6 7 8 21 22 23 24 25 26 27 28 9 10 11 12 13 14 tio 15 16 17 ve c 5 on 4 C 3 on 2 C 1 du c tio n n 0% 18 19 20