1. How fast does sound travel through a solid, liquid and gas?
Keywords: Vibrate, particles, medium, vacuum, speed
What is the difference between a wave?
Transverse
Longitudinal
What is sound?
How fast does sound travel through a solid, liquid and gas?
Draw what loud and quiet sound looks like.
What is the difference if the frequency changes?
Waves
Sound
Light
What does Transparent, translucent and opaque mean?
Eustachian tube
What is reflection?
Why are some images reflected off a surface and why are some not?
How can your sight be corrected using lenses?
What happens to the light?
Which is faster sound or light? Why?
How do you calculate the frequency of a wave?
What is refraction?
Use a diagram to show what happens to light near the normal line.
What are the primary colours?
Why do you see the grass as a green colour?
What is white light made up of?
What happens when you see the colour black?