21. Which of the following shows the transformation of chemical energy into mechanical energy?
A. Wind turning in the windmills
B. Steam turning turbines of an electric generator
C. Water in a dam turning turbines of an electric generator
D. Boys playing during their Physical Education class after having a healthy snack
Answers & Comments
Answer:
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21. Which of the following shows the transformation of chemical energy into mechanical energy?
A. Wind turning in the windmills
B. Steam turning turbines of an electric generator
C. Water in a dam turning turbines of an electric generator
D. Boys playing during their Physical Education class after having a healthy snack
Explanation:
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