Lower Four

 

Light

 

 

Luminous objects and how we see things

 

Reflection

 

Refraction

 

Lenses

 

How the eye works

 

Dispersion

 

How we see colours

 

 

Sound

 

 

What is sound?

 

Frequency and Amplitude

 

How the ear works

 

 

 

Electromagnets

 

 

 

 

Heat Transfer

 

What is heat?

 

Conduction

 

Convection

 

Radiation