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3 cards from this section. Quick, good the night before a test.
State the law of reflection.
Remember the acronym AIR.
What type of mirror produces a virtual image?
Think about your reflection in a bathroom mirror.
What is the angle of reflection equal to?
Think about how they relate in a reflection.
True or False: A concave lens converges light.
Think about how a magnifying glass works.
A concave mirror has a radius of curvature of 30 cm. Calculate the focal length and the position of an object placed 10 cm in front of it.
First, calculate the focal length from the radius.
A student observes an object through a convex lens with a focal length of 20 cm. If the object is placed 40 cm from the lens, where will the image be formed?
Calculate the image position using the lens formula.
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