Wednesday, May 12, 2010

Energy Pyramid

Click here for an animation about an energy pyramid. 

In a healthy ecosystem there are lots of producers, some herbivores, and not many carnivores. Why is this important?

18 comments:

  1. Does that mean we get the most energy? I'm glad our pyramid is shaped like a pyramid. Energy pyramids are sort of like a food chain..

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  2. The examples were especially helpful in helping me understand the energy pyramid.

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  3. I like how the pyramid changes and turns into different unbalanced shapes. This is very helpful and cool.

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  5. that's a cool animation. thanks for posting it leslie!
    what would happen if only the middle layer died out?

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  6. That animation was pretty helpful, thanks for posting it!

    Also, I was wondering if you had any websites with detailed information about the hydrosphere? The textbook didn't describe it in full, and I wanted to learn more for something I'm writing - I thought it was interesting. I found a couple sites, but if you come across any particularly good ones can you post them?

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  7. What happens if the bear just eat the small fish and then the large fish have nothing to eat? Would they go extinct?

    --Pia Koh, 7B

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  8. this ones better than the one from class

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  9. this is really helped me

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  10. Sophia, I think that mostly everything above it would die out and the ones lower would thrive and become a bigger part of the environment.

    Michael N. 7I

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  11. I think it's interesting that humans use pyramids to show lots of things, not just how energy flows.
    For example, the food pyramid was also made by humans to show what food is good for you and what food isn't so good for you.

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  12. This one is alot more helpful. :)
    -Evelyn Keller

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  13. Can the triangle have more than three layers? Like if in the ocean, the plankton was on the bottom, then the krill, then the fish, and then something like a shark?

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  14. Can't the carnivores just eat themselves? If there was an abundance of carnivores, can't they just eat each other and the best of the best, the survivors just migrate to another ecosystem? its complex but it can work if there was an abundance of carnivores...
    -Omar

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  15. Omar,
    that sounds kind of gross but i think it would actually be really cool.
    Also, pets sometimes do that, like a mother fish and a baby fish. I also read about mice that sometimes will kill each other if one of them is injured to put them out of their misery but thats a different story

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  16. Um, this is kinda off topic, but if what Omar says is true, would that make the carnivore a type of cannibal?? I'm so confunded...
    And thanks Leslie! This helped.

    ~Jiaming Lin 7B

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  17. So the plants make their own food from sunlight then cows eat grass then we eat the cows. so how much energy do we get?

    sophia 7f

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