Why is bread usually soft and airy? Experiment to see how yeast uses cellular respiration and is affected by sugar!
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Students will know
- Cellular respiration
- Chemical reactions
Students will understand
- Sugar is needed for cellular respiration to occur.
- The sugar is rearranged with oxygen to produce energy in addition to water and carbon dioxide.
Students will be able to
- Conduct an experiment to determine the effect of sugar on yeast’s ability to respire
- Use a model to show to explain that molecules are broken apart and rearranged to form energy
Standards Alignment + Connections
Next Generation Science Standards Connections
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.