MS-PS1-2

Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

More Stories in MS-PS1-2

  1. Chemistry

    Explainer: What are acids and bases?

    These chemistry terms tell us if a molecule is more likely to give up a proton or pick up a new one.

    By
  2. Earth

    Explainer: How is water cleaned up for drinking

    Unless you’re drinking well water, city folks typically get drinking water that has been treated in a water-treatment plant. Here’s what that means.

    By
  3. Health & Medicine

    Drug-detection system could help partygoers protect themselves

    Fed up with people getting unwittingly drugged at parties, a teen designed a special bracelet. It can alert drinkers to the presence of certain hidden drugs.

    By
  4. Health & Medicine

    Science-fair finding allows girl to sample a croissant

    Some supplements claim they can help people with celiac disease, who cannot digest gluten. But do the pills work? One teen used science to find out.

    By
  5. Chemistry

    Cool Jobs: Diving for new medicines

    Scientists mix research with underwater adventure as they search the oceans for new chemicals to treat infections, cancer and more.

    By
  6. 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.

    By
  7. Chemistry

    Scientists Say: Catalyst

    Sometimes a chemical reaction can take a while. If speed is needed, a catalyst can help.

    By