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

    NASA’s Parker probe spots rogue waves and magnetic islands on the sun

    The Parker probe’s first data is giving scientists a look at what’s to come as the craft moves closer to the sun over the next few years.

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  2. Tech

    Explainer: What is the electric grid?

    Most of us get electricity through a huge system of power lines and equipment that together are known as the electric grid. Here’s how it works.

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  3. Physics

    Explainer: Quantum is the world of the super small

    The word quantum often gets misused. What does it mean? Think small. Really, really small.

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  4. Physics

    Weird physics warps nearby star’s light

    Scientists have observed a bizarre effect of quantum physics in light coming from a nearby neutron star.

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  5. Animals

    Spidey sense: They can hear you!

    Surprise! At least some spiders can hear us. Even without eardrums, jumping spiders can still detect airborne sounds from across the room.

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  6. Brain

    Our eyes can see single specks of light

    The human eye can detect a single photon. This discovery answers questions about how sensitive our eyes are. It hints at the possibility of using our eyes to study issues of quantum-scale physics.

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  7. Materials Science

    Nano medicines take aim at big diseases

    Nanomedicines are new treatments and tools that are taking aim at disease from the cellular level. Medicine’s next big thing could be very teeny tiny.

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