An instrument used in geography to measure angles of the sun at different times of the day.

Heliotrope

An instrument used in geography to measure angles of the sun at different times of the day.

It is hotter at noon than at sunrise and sunset because there is a greater thickness of air for the horizontal sun rays to pass through at sunrise and sunset.

Sun Rays

It is hotter at noon than at sunrise and sunset because there is a greater thickness of air for the…