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Match it! Select the correct answer from the pull down...Good luck!
9. Which of the following is the energy source for a flashlight?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
5. Many people ride a bicycle for fun and exercise. Some people ride a bicycle to work because it saves money and benefits the environment by reducing the use of fossil fuels. Which of these is NOT an example of the bicycle using mechanical energy?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
6. When a bat searches for prey at night, it makes sounds as it flies, and it uses the sounds echoes to fine its prey. When the bat flies and listens to echoes to locate prey, it uses...
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
8. A solar panel collects energy from the sun, stores it, and converts it into electrical energy to power homes. What type of energy originates from the sun?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
10. What is the energy source for plants and photosynthesis?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
1. Which of these devices is the only one NOT designed to produce both sound and light energy?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
4. A student uses a set of headphones to listen to music. Which of these objects uses the same source of energy as the headphones?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
7. Water flows through turbines in dams. The flowing water makes the turbines spin. What type of energy is used to make the turbines spin?
C. A keyboard using electgrical energy
B. Battery
B. Sun
C. Mechanical energy and sound energy
D. The reflector allows the bicycle to be seen at night
D. Mechanical energy
C. Light energy
D. Trumpet
Check it!