A) water B) sound C) energy D) inertia
A) false B) true
A) refracted B) reflected C) all of these D) absorbed
A) reflected B) refracted C) absorbed D) transferred
A) a lens that is thinner in the center and thicker at the edges and bends light outward B) a lens that is thicker in the center and thinner at the edges and bends light inward 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 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) false B) true
A) a rainbow B) a solar eclipse C) singing in the rain D) white light
A) brown B) orange C) indigo D) green
A) it reflects blue and yellow B) it is recyclable C) it reflects every colour of light except green D) it absorbs every colour of light except green
A) green B) blue C) red D) yellow E) violet
A) opaque B) asymmetrical C) convex D) concave
A) moves from one medium to another B) changes from one wavelength to another C) becomes absorbed D) changes from one colour to another
A) it's translucent B) it's transparent C) it reflects D) it's blue
A) opaque B) convex C) transparent D) translucent
A) transparent B) translucent C) opaque D) absorb
A) refract B) transmit C) absorb D) reflect
A) They are blue and refect white B) They are made of cotton C) They absorb all colours D) They reflect all colours
A) They switch to white light B) They slow down C) They spread out and bend D) They change speed, direction, and bend |