by Mr. Reece
Objects that can make their own light are ________________. luminous
Objects that cannot make their own light are ________________. nonluminous
Light travels in straight lines called ________________. rays
A _____________ is formed when an opaque object blocks light. shadow
An object that is______________ allows some but not all light to pass through it. translucent
________________ objects allow all the light to pass through. Transparent
The colors we see are the colors that are ____________ by the objects. reflected
The bending of light as it passes from one substance to another is called______________ refraction
The bouncing of light off an object is called______________ reflection
A transparent material used bend light is a __________ lens
A _________________ bends light outward and is used to correct nearsightedness. concave lens
A _________________ bends light inward and is used to correct farsightedness. convex lens
A _________________ bends light inward and is used to correct farsightedness. convex lens
A shadow is shorter in the morning than it is at noon. False
All the colors that make up light are called the visible vortex. False
Light and heat are related to each other. True
White light is made of many colors. True
___ 1. the opening in the iris that allows light to enter the inside of the eye. ___ 2. the part of the eye that refracts light to focus it ___ 3. the transparent, curved covering in the front of the eye A. lens B. retina C. pupil D. cornea E. optic nerve C A D
___ 1. the back part of the eye where the image forms ___ 2. the part of the eye that sends messages to the brain A. lens B. retina C. pupil D. cornea E. optic nerve B E
The order that light enters the eye… 1. Cornea 2. Pupil 3. Lens 4. Retina