When the sky is dark, you can see more stars.

The shadow is short in the afternoon.

The shadow is long in the morning.

We can count all the stars in the sky.

An astronomer is a person who studies the sky.

We can see the sun and clouds in daytime.

The sun is the nearest star to our planet, earth.

When my country doesn't face the sun, we have day.

We can see the whole moon every night.

Everyday, the earth turns slowly.

We can see the sun at night.

The shadow is long at midday.

When my country faces the sun, we have day.

Astronomers look at the sky with telescopes.

Water comes down from the clouds as wind.

Clouds are made of tiny drops of water.

At night, it is light.