The change of speed and direction of light as it passes through a medium is called….
When light passes through a more dense medium, what happens to the speed?
When light passes through a less dense medium, what happens to the direction?
Which colour light does a green object absorb
Which colour light does a red object reflect
Which colour light does a blue object reflect
Which colour light does a blue object absorb:
Which of the following is the correct definition of hydraulics?
The equation that links force, pressure and are is…
What happens to pressure with increasing depth of a liquid?
Light can.............. when it enters a new medium
The change in direction of light when it enters a new medium is called..........
Light travels............... in substances that are denser
light................. when it enters and leaves glass
as light enters the glass it slows down because the glass is ....... than air