Calories and Joules
Presentation
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Mathematics
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8th - 10th Grade
•
Hard
Joseph Anderson
FREE Resource
7 Slides • 6 Questions
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Multiple Choice
There are two creatures in the 4th level of the ocean trophic pyramid. What animals could they be and how much energy must each have?
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Draw
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Open Ended
What are four possible creatures for the second level of the Savannah trophic pyramid? Tell me what the population of each must be.
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Open Ended
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Multiple Choice
The average farm pig has 544,000 calories, which is 2,300,000 joules of energy. If a wolf consumes 9,000 joules of meat in a day, how many wolves can one pig feed in a week? Assume the wolves eat everything and share fairly.
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Multiple Choice
The average farm pig has 2,300 kj (kilo-joules) of energy, which is 2,300,000 j (joules). An apple contains 0.5 kj of energy. Suppose you had a machine that could convert 10% of the energy in an apple directly into pork. How many apples would you need to create one pig?
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