Light and sound
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Questions
- 1Multiple choice · 30 s · 10 ptsNot played yet
Which of these is a light source?
- AA mirror
- BA shiny spoon
- CA white wall
- DA burning candle
- 2Multiple choice · 30 s · 10 ptsNot played yet
What does a mirror do to light?
- AMakes new light
- BTurns it into sound
- CBounces it back
- DHides it away
- 3Multiple choice · 30 s · 10 ptsNot played yet
Why is there a dark shadow of the cat on the wall?

- AThe wall is dirty
- BThe lamp is off
- CThe cat is wet
- DThe cat blocks light
- 4True or false · 30 s · 10 ptsNot played yet
The Moon makes its own light.
- ✓True · བདེན།
- ✕False · རྫུན།
- 5Multiple choice · 30 s · 10 ptsNot played yet
In the dark room, why can we only see what the torch lights up?

- AOur eyes make light
- BThings disappear
- CEyes need light
- DThe teddy glows
- 6Multiple choice · 30 s · 10 ptsNot played yet
How does light travel?
- AIn circles
- BIn straight lines
- CIn zigzags
- DAround corners
- 7Multiple choice · 30 s · 10 ptsNot played yet
Which of these would make the darkest shadow?
- AA clear window
- BA clear plastic bottle
- CA wooden door
- DThin tissue paper
- 8Multiple choice · 30 s · 10 ptsNot played yet
Why do people wear reflective strips when walking at night?
- ATo keep warm
- BSo drivers see them
- CTo stay dry
- DTo run faster
- 9Multiple choice · 30 s · 10 ptsNot played yet
Rice grains jump on this drum when you hit it. Why?

- AIts top vibrates
- BWind from the stick
- CThe rice is magnetic
- DThe drum gets hot
- 10Multiple choice · 30 s · 10 ptsNot played yet
How does the sound of a bell reach your ears?
- AThrough light
- BThrough shadows
- CThrough your eyes
- DThrough the air
- 11True or false · 30 s · 10 ptsNot played yet
Light travels faster than sound.
- ✓True · བདེན།
- ✕False · རྫུན།
- 12Multiple choice · 30 s · 10 ptsNot played yet
What happens to a sound as you walk away from it?
- AIt gets louder
- BIt gets quieter
- CIt gets higher
- DIt stays the same
- 13Multiple choice · 30 s · 10 ptsNot played yet
Which of these is a very quiet sound?
- AA whisper
- BA jet plane
- CA thunderclap
- DA fire alarm
- 14Multiple choice · 30 s · 10 ptsNot played yet
What word means how high or low a sound is?
- AVolume
- BEcho
- CPitch
- DShadow
- 15Multiple choice · 30 s · 10 ptsNot played yet
What word means how loud or quiet a sound is?
- APitch
- BVolume
- CRhythm
- DSpeed
- 16Multiple choice · 30 s · 10 ptsNot played yet
Which of these sounds is the highest?
- AA lion roaring
- BA cow mooing
- CA big drum
- DA bird tweeting
- 17Multiple choice · 30 s · 10 ptsNot played yet
If you shout in this big valley, your voice comes back. What is that?

- AAn echo
- BA shadow
- CA rainbow
- DA whisper
- 18True or false · 30 s · 10 ptsNot played yet
On this guitar, thin strings make higher sounds than thick strings.

- ✓True · བདེན།
- ✕False · རྫུན།
- 19Multiple choice · 30 s · 10 ptsNot played yet
Very loud sounds can damage which sense?
- AHearing
- BTaste
- CSmell
- DTouch
- 20True or false · 30 s · 10 ptsNot played yet
Sound can travel through empty space, where there is no air.
- ✓True · བདེན།
- ✕False · རྫུན།
