Nature

The invisible gas that surrounds the earth and that we breathe in and out.

A large hole in the ground or in the side of a mountain or hill, where people or animals can go inside.

A white or gray mass of tiny water droplets or ice crystals that floats in the sky.

A very dry area of land that has little or no plants and animals, and where it rarely rains.

Something is ______ when it has no water or moisture on it or in it.

An open area of land that is covered with grass, crops, or flowers, and that is used for farming or recreation.

A thick cloud of tiny water droplets that forms near the ground and makes it hard to see.

A raised area of land that is smaller than a mountain and that has a rounded top.

A very strong storm that has a circular shape and that forms over warm ocean water. It has very fast winds and heavy rain, and can cause a lot of damage.

A flat and thin part of a plant that grows from the stem or branch. It is usually green and it makes food for the plant using sunlight.