Answer:
The sun is a major source of ultraviolet rays. Though the sun emits all of the different kinds of electromagnetic radiation, 99% of its rays are in the form of visible light, ultraviolet rays, and infrared rays (also known as heat).
Explanation:
Answer:
it means you make a pledge to the country
A. true, I believe it's true
Europe, Africa, and Asia because the Middle East is not a continent.
