Lenses
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a convex lens?
Back
A lens that is thicker in the middle than at the edges, causing light rays to converge.
2.
FLASHCARD QUESTION
Front
How does a convex lens affect light rays?
Back
It converges light rays, bringing them together to a focal point.
3.
FLASHCARD QUESTION
Front
What is the focal point of a lens?
Back
The point where light rays converge after passing through the lens.
4.
FLASHCARD QUESTION
Front
What is the difference between a convex lens and a concave lens?
Back
A convex lens is thicker in the middle and converges light, while a concave lens is thinner in the middle and diverges light.
5.
FLASHCARD QUESTION
Front
What does 'converging' mean in optics?
Back
It refers to light rays coming together at a point.
6.
FLASHCARD QUESTION
Front
What does 'diverging' mean in optics?
Back
It refers to light rays spreading apart from a point.
7.
FLASHCARD QUESTION
Front
What is a prism?
Back
A transparent optical element that refracts light, breaking it into its component colors.
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