Why does the earth have four seasons, while the moon does not? The answer is -weather.

Clouds, winds, rain and snow-these are all _______ of weather. They are a part of the weather picture just as your _______ is a part of you, Three things make these signs of weather. When you know what they are, you will always_______them in every kind of weather. Without them you would have no weather.

The first thing is the _______. It gives us light and heat, too.

The second thing is air. There is air around us. You move around in the air just as a _______   moves around in the ocean.

The third thing is water-water in the streams and rivers, water in the lakes, seas and oceans, and water in you.