year 8 Science Homework Week 4

Last updated about 4 years ago
15 questions
1

The change of speed and direction of light as it passes through a medium is called….

1

When light passes through a more dense medium, what happens to the speed?

1

When light passes through a less dense medium, what happens to the direction?

1

Which colour light does a green object absorb

1

Which colour light does a red object reflect

1

Which colour light does a blue object reflect

1

Which colour light does a blue object absorb:

1

Which of the following is the correct definition of hydraulics?

1

The equation that links force, pressure and are is…

1

What happens to pressure with increasing depth of a liquid?

1

Light can.............. when it enters a new medium

1

The change in direction of light when it enters a new medium is called..........

1

Light travels............... in substances that are denser

1

light................. when it enters and leaves glass

1

as light enters the glass it slows down because the glass is ....... than air