1) What type of wave is sound? a) Transverse b) Longitudinal c) Electromagnetic d) Radio 2) What type of wave is light? a) Mechanical b) Longitudinal c) Transverse d) Sound 3) Which wave has crests and troughs? a) Longitudinal b) Transverse c) Sound d) Radio 4) Which wave has compressions and rarefactions? a) Light b) Sound c) Transverse d) Radio 5) What does a prism do to light? a) Absorbs b) Refracts c) Reflects d) Transmits 6) What is the speed of light in a vacuum? a) 300,000 km/s b) 150,000 km/s c) 100,000 km/s d) 200,000 km/s 7) What is the main use of radio waves? a) Cooking b) Communication c) Heating d) Lighting 8) What happens to light in a lens? a) Absorbed b) Refracted c) Reflected d) Transmitted 9) What is the unit of frequency? a) Hertz b) Meters c) Seconds d) Watts 10) What affects wave speed in a medium? a) Density b) Color c) Shape d) Size 11) What is the relationship between frequency and energy? a) Direct b) Inverse c) None d) Variable 12) Which wave can travel through a vacuum? a) Sound b) Light c) Water d) Seismic 13) What is an example of a transverse wave? a) Sound b) Light c) Seismic d) Radio 14) What is an example of a longitudinal wave? a) Light b) Sound c) Radio d) Gamma 15) What does a mirror do to light? a) Refracts b) Reflects c) Absorbs d) Transmits 16) What is the effect of a convex lens? a) Diverges light b) Converges light c) Absorbs light d) Reflects light 17) What is the effect of a concave lens? a) Converges light b) Diverges light c) Absorbs light d) Reflects light 18) What is the visible part of the electromagnetic spectrum? a) Infrared b) Visible light c) Ultraviolet d) Gamma rays 19) What is the effect of density on wave speed? a) Increases speed b) Decreases speed c) No effect d) Variable effect 20) What is the relationship between wavelength and energy? a) Inverse b) Direct c) None d) Variable

Electromagnetic vs Mechanical Waves S8P4

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