Deserts vocabulary

Across
2.	The name of the biggest desert in Asia.
6.	shadow, A mountain that make clouds release rain (2 words).
7.	Celsius, Two words we use to measure temperature in Australia (not in America).
9.	Moving water.
10.	A scientific word for rain.
12.	The name of the driest desert in the world.
14.	Another word for wet (for air).
16.	Another word for movement (for example, air movement).
17.	dune, A small mountain of sand (two words).
18.	An adjective to describe land next to the sea.
19.	The line in the middle of the Earth.
20.	A verb that means to take in or hold water.

Down
1.	The name of the biggest desert in the world.
3.	Another word for sea.
4.	Another word for come down.
5.	The line in the southern half of the Earth is called the Tropic of ____.
8.	Another word for dry.
11.	About, or not exactly.
13.	An adjective that means wet.
15.	Another word for water (in small drops or vapour).