Year 7 Waves retrieval
Quiz by Andrea French
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42 questions
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- Q1Michelle said "The sound will travel fastest through the solid". What has Michelle made?An evaluationA hypothesisA conclusionA prediction60s
- Q2Ashan measured the height the ball bounced at. He did it three times. Why should we repeat our experiments?It's fun.To make it work.To take an average of the results.To see what happens.60s
- Q3How does the ear drum detect the sound?It vibratesIt snapsIt movesIt bends60s
- Q4How do the particles in a sound wave move?Up and down and 90 degrees to the direction of the waveUp and down in the direction of the waveTo and fro in the direction of the waveTo and fro at 90 degrees to the direction of the wave60s
- Q5Which will you experience first?Light and soundThe lightThe vibrationThe sound60s
- Q6What is the frequency of a sound wave which has a time period of 20 seconds. (Frequency = 1 ÷ time period)1 x 20 = 20 Hz20 + 1 = 21 Hz20 ÷ 1 = 20 Hz1 ÷ 20 = 0.05 Hz60s
- Q7No light passes through this apple because it is...SolidTransparentTranslucentOpaque60s
- Q8What angle does the light reflect off the mirror at?90 degrees80 degrees180 degrees10 degrees60s
- Q9What angle does the light reflect off the mirror at?180 degrees80 degrees35 degrees90 degrees60s
- Q10What angle does the light reflect off the mirror at?50 degrees180 degrees90 degrees80 degrees60s
- Q11Why can't we see our reflection from a piece of paper?The light refracts towards the normalThe light scatters in different directionsThe piece of paper is opaqueThe light reflects in one direction60s
- Q12Why can't we see our reflection from a piece of paper?The light scatters in different directionsThe light reflects in one directionThe light refracts towards the normalThe piece of paper is opaque60s
- Q13What does diffuse reflection mean?The piece of paper is opaqueThe light reflects in one directionThe light refracts towards the normalThe light scatters in different directions60s
- Q14In a solar eclipse what blocks the light from the Sun?The EarthThe moonThe atmosphereThe Sun60s
- Q15In a solar eclipse what blocks the light from the Sun?The SunThe atmosphereThe moonThe Earth60s