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