Week 4 Review

By Laura Bechard 06 Sep 20:26
18 slides
2
It Is OR It Isn't TrueEnergy can be used up
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Almost all energy transformations involve heat.
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Energy can be transformed multiple times.
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Le Derp is learning how to surf but he can't seem to catch a good wave. Although he usually goes to the beach in the morning, he wonders if the evening would be better. He uses the same blue surf board and paddles out as normal to the sand bar.
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Fly Right Airlines notices passengers are bringing on too many bags. They try a new program and charge a fee for each bag.
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Moon Moon is testing if paper airplane design affects how far a paper airplane flies. Moon Moon uses the standard paper airplane along with 3 more complicated models.
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Moon Moon is testing if paper airplane design affects how far a paper airplane flies. Moon Moon uses the standard paper airplane along with 3 more complicated models.
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Moon Moon is testing if paper airplane design affects how far a paper airplane flies. Moon Moon uses the standard paper airplane along with 3 more complicated models.
11
List three examples of an energy conversion that starts with electrical energy.
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List three energy conversions that start with chemical energy.
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Give an example of energy being used up.
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A ball rolling has mechanical energy. After a few minutes - the ball stops rolling. Explain what happened to the mechanical energy the ball had.
15
A farmer was testing fertilizers. His results were as follows:

no fertilizer - 12 tomatoes per plant
cheap fertilizer - 10 tomatoes per plant
expensive fertilizer - 5 tomatoes per plant
cow poop - 3 tomatoes per plant.

What should his conclusion be?
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Ms Better Farmer replicated the experiment but her conclusion was that cow poop was the best fertilizer. What data might she have collected?
17
Give an example of when an experiment is repeated.
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Give an example of when an experiment is replicated.
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Slides in Week 4 Review

Energy can be used up
Almost all energy transformations involve heat.
Energy can be transformed multiple times.
Le Derp is learning how to surf but he can't seem to catch a good wave. Although he usually goes to the beach in the morning, he wonders if the evening would be better. He uses the same blue surf board and paddles out as normal to the sand bar.
Fly Right Airlines notices passengers are bringing on too many bags. They try a new program and charge a fee for each bag.
Moon Moon is testing if paper airplane design affects how far a paper airplane flies. Moon Moon uses the standard paper airplane along with 3 more complicated models.
Moon Moon is testing if paper airplane design affects how far a paper airplane flies. Moon Moon uses the standard paper airplane along with 3 more complicated models.
Moon Moon is testing if paper airplane design affects how far a paper airplane flies. Moon Moon uses the standard paper airplane along with 3 more complicated models.
List three examples of an energy conversion that starts with electrical energy.
List three energy conversions that start with chemical energy.
Give an example of energy being used up.
A ball rolling has mechanical energy. After a few minutes - the ball stops rolling. Explain what happened to the mechanical energy the ball had.
A farmer was testing fertilizers. His results were as follows: no fertilizer - 12 tomatoes per plant cheap fertilizer - 10 tomatoes per plant expensive fertilizer - 5 tomatoes per plant cow poop - 3 tomatoes per plant. What should his conclusion be?
Ms Better Farmer replicated the experiment but her conclusion was that cow poop was the best fertilizer. What data might she have collected?
Give an example of when an experiment is repeated.
Give an example of when an experiment is replicated.
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