A sunscreen with a higher SPF value protects the skin longer.  Matt started a job where he will be outside for only short periods. Which would be sufficient to protect his skin during these short periods of sun exposure, a higher SPF sunscreen or lower SPF sunscreen.?
lower SPF sunscreen.
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So more water is displaced by a bigger body than a smaller one.  Both Milo and Jerry jump into a pool. Milo is smaller then Jerry. Which person will displace more water when they jump in Jerry or Milo?
Jerry
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If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.  Penny added salt to her cup of water and noticed the water got thicker or thinner?
thicker
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A: The more carbon atoms there are, the greater the number of possible arrangements of carbon atoms.  If Mona is manipulating carbon atoms in her science lab and she decreases the number of carbon atoms she has to work with, what happens to the number of possible arrangements the carbon atoms can take increase or decrease?
decrease
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