Activity 3: Write True if the statement is correct and false if it is not correct.
11. Light rays could be blocked, and they could pass through all
types of materials since they travel in a straight line.
12. Optical fibers can be used in communication, in industry and
medicine.
13. Light travels in a curve line when it passes through a single
medium.
14. The sun is the main source of natural light.
11. Light rays could be blocked, and they could pass through all
types of materials since they travel in a straight line.
12. Optical fibers can be used in communication, in industry and
medicine.
13. Light travels in a curve line when it passes through a single
medium.
14. The sun is the main source of natural light.
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Answer:
11.true
12.true
13.false
14.true
Explanation:
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Answer:
11. flase
12. true
13. true
14. true
Explanation
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