Life Without Purel


Page 1 Page 2 Page 3 Page 4 Page 5 Review
Answer Sheets:
MS Word Lesson Review

Lesson Review, PDF Version


Use the list of words below to summarize the lesson on hand sanitizers. You will need to use some words more than once:
neutrons, non-polar, soap, atoms, positive, polar, likes, electrons, lipids, molecule, water, protons, negative, coronavirus

1) A ________________________________________________ is the smallest piece of a substance that is still that substance.
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2) If you break a ________________________________________________ down into smaller pieces, you will separate that substance into ________________________________________________.
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3) Atoms are made of ________________________________________________, ________________________________________________, and
________________________________________________.
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4) Protons have a ________________________________________________ charge.
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5) Electrons have a ________________________________________________ charge.
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6) If a molecule has a slight positive charge on one side and a slight negative charge on the other, we call that a ________________________________________________ molecule.
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7) A molecule with balanced charges throughout is called ________________________________________________.
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8) ________________________________________________ is a polar molecule.
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9) Most fats are ________________________________________________.
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10) “Likes dissolve ________________________________________________.”
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11) A coronavirus is protected by a layer of ________________________________________________.
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12) In this protective layer of ________________________________________________, the
________________________________________________ section of the lipid molecule faces outward.
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13) This is why ________________________________________________ alone cannot destroy the coronavirus.
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14) Both isopropyl alcohol and ________________________________________________ molecules have
 ________________________________________________ sections that attack the lipid layer of the
 ________________________________________________.
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15) Between isopropyl alcohol and soap, ________________________________________________ usually destroys the coronavirus faster.
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Last Updated: March 20, 2020
Email gsimonelli@leffellschool.org