HS-PS4-3

Evaluate the claims, evidence, and reasoning behind the idea that electromagnetic radiation can be described either by a wave model or a particle model, and that for some situations one model is more useful than the other.

More Stories in HS-PS4-3

  1. Space

    The long-awaited James Webb Space Telescope has a big to-do list

    The James Webb Space Telescope has been in the works for so long that new fields of science have emerged for it to study.

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  2. Physics

    Nuclear clocks are nearly here

    More precise clocks could improve technologies such as GPS and help scientists test major ideas in science.

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  3. Space

    Light from space has record-breaking energy

    Hundreds of newly detected gamma rays hint at environments in the cosmos that accelerate particles to energy extremes.

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  4. Physics

    Light levitation might help explore Earth’s ‘ignorosphere’

    A toy called a light mill inspired researchers to invent a new way to fly. They’re using light to levitate small nanotube-coated discs.

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  5. Physics

    Scientists Say: Radiation

    Radiation is the motion of energy through space as waves or particles.

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  6. Environment

    Jumping ‘snake worms’ are invading U.S. forests

    These bad-news invaders are spreading across the United States. As they turn forest debris into bare ground, soils and ecosystems are changing.

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  7. Health & Medicine

    When physicians and veterinarians team up, all species benefit

    When doctors for people and those for animals share their expertise, they can discover new ways to take better medical care of all species.

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  8. Climate

    Let’s learn about solar power

    Solar power is a way to harness energy from the sun, and lessen our reliance on fossil fuels.

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  9. Physics

    A contrast between shadows and light can now generate electricity

    A new device exploits the contrast between bright spots and shade to produce a current that can power small electronics.

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