Random
How does light reflect off a plane mirror?
What is directly back- no refraction or changing of direction.
What is opaque.
Which part of the eye is a hole?
What is the pupil.
Which color reflects all colors of light, and which absorbs all colors of light?
What is white. What is black.
What type of lens is used to correct far-sightedness?
What is a convex lens.
What is electromagnetic radiation?
What is a kind of radiation including visible light, radio waves, X-rays, etc. that emit energy through space.
When light bends as it goes through a new substance, it is called...
What is refraction.
Which part of the eye controls how much light enters?
What is the iris.
Which type of vision problem happens when light is focused in front of the retina?
What is nearsightedness.
Which lens is used to make objects appear smaller?
What is a concave lens.
Give an example of a natural and artificial source of light.
Answers may vary.
Light is a form of energy emitted by charged particles called...
What is electrons
What part of the eye sends messages to the brain?
What is the optical nerve.
Typically, humans can see what range of wavelength?
What is 380-700nm
True or false: light refracts more when travelling from air to water than air to glass.
What is true.
Which mirrors do not follow the law of reflection?
What is curved mirrors.
The term that is used to confirm that light travels in a straight line
What is rectilinear propagation
Why does blurry vision occur?
When light rays do not fall directly on the retina.
When we see a red T-shirt, what colors are being reflected and which are being absorbed?
Red is being reflected, all other colors are absorbed.
Which type of mirror results in an upside down image?
What is concave mirror.
When is Ms. Moore's birthday?
What is April 27th.
What are the primary colors of light?
What is red, blue, and yellow.
Which is the part of the eye that detects light? It includes two types of specialized cells, what are they and what do they detect?
1. Retina
2. Rods and cones
3. Rods detect brightness, cones detect color.
What is the area called where vision comes to a focus?
What is the focal point.
Do light rays converge or diverge when reflecting off a convex lens?
What is converges.