Mirrors and Lenses
By: Trevion Flowers
A mirror that is curved inward like the inside of a spoon. Concave mirrors are large. The attitude of a concave mirror is upright. The image is in front. The image is virtual. They form images that are upside down if the object is farther away from the mirror.
A mirror that is curved outward like the back of a spoon. Convex mirrors are smaller than concave mirrors. The attitude of the mirror is inverted. It is located in the back. The image is virtual. They are used as security mirrors in stores and as side mirrors on cars.
Lenses that is thinner in the middle then at the edges. Concave lenses are larger than convex lenses. The attitude of the image is upright. The image is located in the front. The image is virtual. Light rays passes through the lens and diverge.
Lenses that is thicker in the middle then at the edges. Convex lenses are smaller than concave lenses. The attitude of the image is inverted or upright. It is located behind or in front. The image is real or virtual. Light bends inward.