1. 12.1 Early Days

2. Day and Night http://www.youtube.com/watch?v=xs9hfF3UPQY
Good time lapse showing sunrise and sunset to start a discussion about day and night on Earth

3. We have day and night because the Earth …………………………
light
axis
spins
day
dark
Sun
night-time 24
We have day and night because the Earth …………………………
on its ……………………………, which is an imaginary line passing
from the North Pole to the South Pole.
Light from the …………………….. shines on half of the Earth –
this half is in daylight.
The other half, which faces away from the Sun, receives no
………………………. It is …………………. and so it is in …………………………..
The Earth makes one full turn in ……………………………. hours
(a whole ……………………………….).
Available as a print out sheet as well or can be copied into their books from screen

4. This is printable, to stick into their books

5. Good short clip to show the seasons

6. Printable diagram to stick into books