 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 t...
An axis is animaginary line thatconnects the North  and South Poles
The earth doesnot only rotateon its axis. Italso movesaround the Sunat the sametime. It takesone year tomove aroundthe sound
The Moon also rotates on its axis. It takes about 28 days tomake        one complete rotation. The Moon moves around the E...
The sun is the centre of our solar system. The        Earth and the Moon move around the Sun at the        same timeMoon’s...
 The rotation of the Earth on its axis causes the  length and position of a shadow to change. The sun appears low in the...
 The part of the Earth that is facing the Sun  experiences daytime. The part of the Earth that is facing away from the  ...
The moon is the brightest object in the night sky. Itdoes not emit light. The Moon appears bright atnight because it refle...
Unit 11
Unit 11
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Unit 11

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Unit 11

  1. 1.  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.
  2. 2. An axis is animaginary line thatconnects the North and South Poles
  3. 3. The earth doesnot only rotateon its axis. Italso movesaround the Sunat the sametime. It takesone year tomove aroundthe sound
  4. 4. The Moon also rotates on its axis. It takes about 28 days tomake one complete rotation. The Moon moves around the Earth. It also takes about 28days to move around the Earth.
  5. 5. The sun is the centre of our solar system. The Earth and the Moon move around the Sun at the same timeMoon’s patharound theEarth Earth’s path around the Sun
  6. 6.  The rotation of the Earth on its axis causes the length and position of a shadow to change. The sun appears low in the early morning and late afternoon. This make the shadow longer in the early morning and late afternoon than at noon.
  7. 7.  The part of the Earth that is facing the Sun experiences daytime. The part of the Earth that is facing away from the Sun experiences night-time. Day and Night occur due to the rotation of the Earth on its axis. Day and Night occur due to the rotation of the Earth on its axis.
  8. 8. The moon is the brightest object in the night sky. Itdoes not emit light. The Moon appears bright atnight because it reflects light from the Sun to theEarth. From the Earth, the Moon looks like it is changingits shape. Actually it doesn’t. it is caused by thedifferent positions of the Moon that we see from theEarth. This is called the phases of the Moon. There are four major phases of the Moon

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