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How does electromagnetic radiation affect our lives?

Answer 1

We use it for everything

Electromagnetic radiation encompasses a range of frequencies, from radio waves to gamma rays. Among the frequencies that we use to see are visible light, radio waves, microwaves, infrared for sensors, UV for skin damage and black light, X-rays for bone identification, and gamma rays for bodily damage.

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Answer 2

Luke Allen

Electromagnetic radiation affects our lives in numerous ways, including telecommunications, medical imaging, heating, lighting, and powering electronic devices. Additionally, exposure to certain types of electromagnetic radiation, such as ultraviolet rays from the sun, can have both positive (e.g., vitamin D synthesis) and negative (e.g., skin cancer) effects on human health.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.