Kodo Millet PPT made by Ghanshyam bairwa college of Agriculture kumher bhara...
Std 5 science unit 11
1.
2. Earth is a beautiful planet in our
solar system. The Earth’s natural
satellite is the Moon. The Earth
and the Moon move around the
Sun.
3. Earth is our planet and it is the third planet
from the Sun. It rotates on its axis from the
west to the east. It takes 24 hours or one day
to make one complete rotation.
An axis is an imaginary
line that connects the
North and South Poles.
4. The Earth does not only rotate on its axis. It
also moves around the Sun at the same time.
It takes one year to move around the Sun.
5. The Moon also rotates on its axis. It takes
about 28 days to make one complete
rotation. At the same time, the Moon moves
around the Earth. It also takes about 28 days
to move around the Earth.
6. The Sun is the centre of our solar system. The
Earth and the Moon move around the Sun at
the same time.
7. Morning Noon Afternoon
The Sun appears low in the early morning and late
afternoon. This makes the shadow longer in the
early morning and late afternoon than at noon.
8.
9. daytime night-time
The part of the Earth that is facing the Sun
experiences daytime. Meanwhile, the part of
the Earth that is facing away from the Sun
experiences night-time.
10. Day and night occur due to the rotation of the
Earth on its axis.
11.
12. The Moon is the brightest object in the night
sky. However, it does not emit light. The
Moon appears bright at night because it
reflects light from the Sun to the Earth
13. From the Earth, the Moon looks like it is
changing its shape. Actually it is not. It is
cause by the different positions of the Moon
that we see from the Earth. This is called the
phases of the Moon. There are four major
phases of the Moon.
