Answer:
I'll assume you have to match the name with their definitions.
1. aquifers
underground water sources
That's because of the presence of porous rocks that let water pass through them and reach an underground cavern that then acts as a tank.
2. delta
a broad, triangular-shaped land area at the mouth of a river
That's common especially in larger rivers that meet their destination point (usually the ocean).
3. oasis
a small fertile area in the desert, usually a place where water is close to the surface (plural - oases)
We all heard about oases in the desert, where human and animals alike gather to drink.
4. rain shadow
an area that receives less precipitation because of its location on the leeward side of a mountain
That's common in high mountains region where the mountains are so high they block the passage of clouds to the other side.
Many of the agricultural workers in central Asia's cotton fields are children. The correct option among all the options that are given in the question is the second option or option "b". These fields favored child labor which is crime in the modern world. I hope the answer comes to your help.
The time it takes earth to revolve around once around the sun is a year.
A solar eclipse occurs when the moon passes between the Earth and Sun.
<span>The position of the moon in relation to the Earth and Sun at a given point determines its phase.
A lunar eclipse occurs when a full moon passes directly behind Earth and is covered in Earth's shadow.
I hope i helped, although i may be wrong</span>
The United States of America