A) sound B) inertia C) water D) energy
A) The sun is the only thing that can produce light. B) The moon produces natural light. C) Light is only produced by fire. D) There are many things that produce light.
A) the sun B) fire C) the moon D) a light bulb
A) chemical energy B) magnetic energy C) light energy D) nuclear energy
A) 8 years B) 8 seconds C) 8 days D) 8 minutes
A) refracted B) turned C) destroyed D) warped
A) transferred B) refracted C) reflected D) absorbed
A) absorbed B) refracted C) transferred D) reflected
A) fire B) mirror C) tree D) lens
A) eyeglasses B) cameras C) telescopes D) magnets
A) the bouncing back of light waves off of a surface B) a lens that is thicker in the center and thinner at the edges and bends light outward C) a form of energy that can travel in waves and can move through empty space D) the bending of light waves as they travel from one surface to another
A) a lens that is thicker in the center and thinner at the edges and bends light outward B) a form of energy that can travel in waves and can move through empty space C) the bouncing back of light waves off of a surface D) the bending of light waves as they travel from one surface to another
A) a form of energy that can travel in waves and can move through empty space B) the bouncing back of light waves off of a surface C) a lens that is thicker in the center and thinner at the edges and bends light outward D) the bending of light waves as they travel from one surface to another
A) a form of energy that can travel in waves and can move through empty space B) a lens that is thinner in the center and thicker at the edges and bends light outward C) the bending of light waves as they travel from one surface to another D) a lens that is thicker in the center and thinner at the edges and bends light inward
A) a lens that is thinner in the center and thicker at the edges and bends light outward B) a form of energy that can travel in waves and can move through empty space C) a lens that is thicker in the center and thinner at the edges and bends light inward D) the bending of light waves as they travel from one surface to another |