1. from bonfires to lasers
LIGHT !
from bonfires to lasers

2. How many sources of light can you think of. In groups
How many sources of light can you think of? In groups. Winning group gets to leave early

5. Sources of light
A bonfire
Hot objects give out light.

6. The Sun
Sunset in Venice

7. Stars
Stars and galaxies give out light.
Picture: Liverpool Telescope

8. Lightning

9. A worm living in dark caves sends out light from its tail.
Liquid droplets form a string of shining beads to attract insects.
tail of worm

10. Some cold things give out light:
some fungi
glow worms
light sticks
LEDs
‘glow-in-the-dark’ stickers

11. Finding Nemo Fish! Also known as an angler fish which only the females luminesce.

12. How do we see light sources?
Light travels from a source to our eyes.
We can see sources in a dark room.

13. Can we see in the dark? If there is no light Let’s try a test–
we cannot see anything!
Let’s try a test–
Put a few small objects into the black bag-----

14. How do we see things that are not sources of light?
Light bounces off
and some reaches our eyes.

16. Electromagnetic Radiation Characteristics of Waves

17. Electromagnetic Radiation Characteristics of Waves

18. Electromagnetic Radiation The Spectrum

19. Electromagnetic Radiation The Spectrum

20. Electromagnetic Radiation The Spectrum

21. Electromagnetic Radiation Line Spectra

22. Really Confusing Stuff!

23. More Really Confusing Stuff – Aren’t you excited for chemistry