B. Fill in the blanks with the missing words.
1.____is the light that is visible to the human eye.
2.______is the study of the reflection, refraction, absorption, and transmission of
light.
3._____refers to the bouncing back of light when it hits an object.
4.____refers to the bending of light as it passes through different materials.
5._____refers to a material's taking in of light and not reflecting it back.

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