MS-LS1-7

Develop a model to describe how food is rearranged through chemical reactions forming new molecules that support growth and/or release energy as this matter moves through an organism.

More Stories in MS-LS1-7

  1. Environment

    Restaurant diners may ingest extra pollutants

    People who dine out have higher levels of certain potentially harmful pollutants in their bodies than do people who eat home-cooked meals, new data show.

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  2. Chemistry

    Scientists Say: Catalyst

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

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  3. Health & Medicine

    Your gut’s germs may decide whether white bread or whole wheat is best — for you

    Surprise! Gut microbes may determine how your body responds to starches in the diet.

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  4. Chemistry

    Cool Jobs: Counting calories

    Do calories count? A nutrition label doesn’t tell the whole story. Meet three researchers working to shed light on the complex connections between food and health.

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  5. Health & Medicine

    Explainer: All about the calorie

    Calories are a measure of how much energy is in a food. But when it comes to powering our bodies, not all calories are equally available to the body.

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  6. Health & Medicine

    Why trans fats became a food villain

    Trans fats are now known as a dietary villain. But in the beginning, scientists thought they were better than butter.

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  7. Health & Medicine

    Zebra finches can ‘drink’ water from their own fat

    When water is scarce, thirsty zebra finches can produce their own water. They do it by breaking down their body fat.

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