Question

Can someone help me with this?

1.A light bulb is shown below, shining into a concave mirror, with its original light lines visible. Which statement best explains why the image of the bulb appears behind the mirror, as shown?

Light bulb and concave mirror
A. The original light comes from there.
B. The reflected light comes from there.
C. The original light appears to come from there. This is often indicated with dotted apparent light lines.
D. The reflected light appears to come from there. This is often indicated with dotted apparent light lines.

Answer 1

2. An actual light bulb is shown below, with a concave mirror. The blue dot is the focal point of the mirror. What best describes the unseen image of this bulb?

Light bulb and concave mirror
A. Real, upside-down, and larger than the actual bulb.
B. Real, upside-down, and smaller than the actual bulb.
C. Virtual, right-side-up, and larger than the actual bulb.
D. There is no image at all in this case.

Answer 2

3. Jill puts her face in front of a convex mirror, 18 cm from the focal point of the mirror. If the focal point is located 12 cm from the mirror, where will her image appear?
A. 4 cm behind the mirror
B. 8 cm behind the mirror
C. 4 cm in front of the mirror
D. 8 cm in front of the mirror

Answer 3

4. Suppose a convex mirror has a focal length of 120 cm. A candle sits directly in front of the mirror. If the image of that candle appears to be 24 cm behind the mirror, how far is the candle from the surface of the mirror?
A. 30 cm
B. 36 cm
C. 150 cm
D. 600 cm