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Learn about Ultraviolet Radiation
What is ultraviolet radiation (UV)?
Ultravioletn radiation is a form of electromagnetic energy. (1)
What does ultraviolet radiation do?
Ultraviolet radiation can affect the skin of a human. (1)
What are types of ultraviolet radiation?
UVA
UVB
UVC
What produced ultraviolet radiation?
Ultraviolet radiation is a product of a nuclear reaction at the sun’s core, and the radiation travels to Earth via the Sun’s rays. (1)
UV exposure is highest between 10 am and 4 pm. (1)
UV exposure is highest in the spring and summer months. (1) During these seasons, the sun is at a higher angle, which increases UV ray intensity. (1)
UV exposure is highest in areas on or near the equator of the Earth, where UV rays have less distance to travel before reaching the ground. (1)
UV rays are more powerful at higher elevations because they have less distance to travel. (1)
A healthy ozone layer can provides protection from UV rays. (1)
What can increase a person’s UV exposure?
UV rays reflect off surfaces such as snow, water, sand, and pavement. (1) This can increase UV exposure. (1)
What can reduce a person’s UV exposure?
Clothes can provide some protection from UV expsoure. (1)
Stay in the shade. (1)
Wear a hat to protect ears and neck. (1)
Sunglasses can offer protection to prevent damage to eyes and surrounding skin. (1)
Resources
1. https://www.healthline.com/health/skin/uva-vs-uvb
