Saturday, 5 November 2011
Day and Night and Earth's Rotation
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.
Day and night occur due to the rotation of the Earth on its axis.
The Relative Size and Distance Between The Earth, The Moon and The Sun
1. We can compare the size of a sago, a glass marble and a basketball to show the relative size of the Moon, the Earth and the Sun.
2. The ratio size between the Sun and Earth is 100 : 1.
3. The ratio size between the Earth and Moon is 4 : 1.
4. The table below shows the ratio size between the Moon, the Earth and the Sun.
Moon : Earth : Sun 1 : 4 : 400 |
Sunday, 30 October 2011
Worksheet B
Worksheet B
Rearrange the nine planets in sequence with numbers.
( 1 ) Sun ( ) Saturn ( ) Mars ( ) Pluto
( ) Mercury ( ) Uranus ( ) Jupiter
( ) Venus ( ) Neptune ( ) Earth
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