energy in peanuts

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ENVIRONMENTAL SYSTEMS

COLÉGIO PLANALTO

Calculating the energy released by a dried fruit

Miguel Peñalta

nº 1700

group III


LISBON 05/2006


INDEX

BACKGROUND        

DATA COLLECTION        

EVALUATION        


BACKGROUND

        Which is the quantity of energy released from the combustion of dry fruits?

First for making this experience possible there are a few materials that we must have and also there is a method. But as this is already described in the procedure I won’t take that into account.

We have several variables, the dependent and independent in which:

        Dependent: humidity, mass, Tº of the water.

        Independent: Tº of the bean (I’ll combust the seed)

What I am expecting from this experience?

Well from the beginning I’m not expecting anything because my knowledge cannot afford to make assumptions of that kind, so the only thing that I can mention that will happen is that we have a fried seeds and a burned boiling tube.


DATA COLLECTION

Group 1

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Group 2

Group 3

Group 4

 

Group 5

 


DATA PROCESSING AND PRESENTATION

Now as we have the raw data we are going, as mentioned in the title to calculate, how much energy has been released by the combustion of a seed of a dry fruit. There are three elements that we know, the Tº, the highest Tº and the weight of the dry fruits; with this data we are going to know and calculate how many kilojoules have been released. For that I’ll use two formulas in one it will calculated the heat produced by ...

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