The sun appears to cross the plane of Earth's equator
when it reaches either one of the "equinox" points in the sky.
At those times, the lengths of day and night are nominally equal
everywhere (except at the poles), and the occasions are marked
as the beginning of Spring and Autumn.
Answer:
In Iran are located the deserts:
- Lut Desert is known as the is a large salt desert in the province of Kerman, Iran. It is one of the hottest places in the world, the temperature is about 70°C.
- Kavir Desert is also known as the Great Salt Desert located in the middle of the Iranian plateau. The climate is arid and the thermal amplitude can reach up to 70°C.
A nonrenewable resource<span> is a </span>resource<span> of economic value that cannot be readily replaced by natural means on a level equal to its consumption. Most fossil fuels, such as oil, natural gas and coal are considered </span>nonrenewable resources<span> in that their use is not sustainable because their formation takes billions of years.</span>