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Questions and Answers
What is light?
What is light?
- A phenomenon caused by the reflection of sound waves
- A type of particle that travels in waves
- A substance that emits heat and brightness
- A form of energy that allows us to see (correct)
What is the main characteristic of light?
What is the main characteristic of light?
- It is a form of heat energy
- It is a form of electromagnetic energy (correct)
- It is a form of sound energy
- It is a type of matter
How does light enable us to see?
How does light enable us to see?
- By reflecting sound waves
- By entering our eyes and stimulating our retina (correct)
- By absorbing energy from the environment
- By emitting heat and brightness
