man in space in basic science



There are nine planets e.g. Earth, Pluto, Mars, Venus, Mercury, Jupiter, Saturn, Uranus and Neptune. Planet man occupies is earth. The earth is continuously moving through space all the time. The earth rotates round its axis and round the sun too. Man move through of the earth. This is why we have season.

How big is the Solar System? [infographic]

Night and day

The day is the period when sun lights on. The night is the period when the sun is not sunning to release light, there is night and day as a result of rotation of the earth about it axis. As the earth rotate, the part of its surface that comes in contact with the night from the sun we have day while the area that is always from night.

The season

This is the period where when the Earth complete its rotation.

One year

This is the time it takes earth to round its own axis. We have season because different part of the earth surface how the sun shining on them.


It’s a space which surrounds the earth in which its nearest layer is troposphere

Moving air:

Air moves because of the differences in the pressure in the atmosphere, this moving air is called wind.

There are two main seasons, the wet season and the dry season


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