Why is the equator reason the hottest part of Earth's surface

The sun shines directly on the equator region

The equator region has the widest diameter

The Rays of the sun hit the equator region at an angle

The equator region is closest to the Sun

The equator region is the hottest part of Earth's surface because it is closest to the Sun and receives the most direct sunlight. Due to the Earth's shape being an oblate spheroid, the equator region receives more direct sunlight compared to other areas on the planet. This causes the equator region to experience higher temperatures and more intense heat.

Can you choose one of my answers

Sure! The equator region is the hottest part of Earth's surface because it is closest to the Sun.

So what is the answer

The equator region is the hottest part of Earth's surface because it is closest to the Sun.