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mirrors/lenses bcms
Question | Answer |
---|---|
What shape are plane mirrors? | flat |
What does a mirror reflect? | light |
Mirrors must be smooth to 0.0001 in what unit? | centimeter |
What kind of mirror is flat? | plane |
How is a picture reflected (same, left to right, upside down)? | left to right |
Is a positive lens thicker in the middle or at the edges? | middle |
Is a negative lens thicker in the middle or at the edges? | edges |
What term describes how a lens works? | refraction |
Does a negative lens or a positive lens have one flat side and one bulging side? | positive |
Other than glass, what material are lenses made out of? | plastic |