Sound
Sound is made when?
Vibrates
What are the three things that make up sound?
Pitch, duration and volume
Light travels
In a straight line but can be reflected, refracted or dispersed
Name something translucent?
Lots of answers
Do fish see things we do not?
Yes, goldfish see infrared radiation which we can not.
Can sound go through a solid object?
Yes it can go through air, liquid and solids.
If a tree falls in the forest and no one is there does it still make a sound?
Yes
Does the moon create its own light?
No
Can light pass through a mountain?
No unless there is a hole through the mountain.
What is the longest wavelength in colour?
(hint: biggest part of the rainbow)
Red
What does absorb mean?
Suck in. Suck up. Make things quieter.
What do you call a sound that is loud or unpleasant.
Noise
If you have a good prism what can you see when light goes through it?
A rainbow
What happens when light passes through water?
It bends
Is there sound in outer space?
No. Sound can not travel in a vacuum.
Can you hear a car before you see it?
Yes. If the sound travels in a straight line.
Loud and quiet describes
Volume
Why can we see rainbows in the sky?
Water droplets are dispersing the light.
Do you always have a shadow?
Not on a cloudy day.
Can someone sing at a high enough pitch to break glass?
Yes
What is pitch?
How high or low a sound is.
Duration is. . . .
How long
Name something transparent?
Lots of different answers
Does your shadow change size?
yes, depending on where the sun is in the sky
What is faster the speed of sound or the speed of light?
Light - travels at 300 000 km every second
Sound - travels at 0.34 km every second