Experiment

ASSESSMENT
Report Part A Kaitlyn Lin
Title: Do diametrical batteries provide the alike amount of energy?
Hypothesis: different batteries provide different amount of energy
Aim: To order of battle that different brands of batteries provide different amount of energy
Variables:
* Dependent: the cadence three different kinds batteries can resist
* independent: 3 brands batteries
* controlled: same environment, same equipment to run batteries, same voltage batteries
Procedure:
1. misdirect three brands of batteries from shop
2. Put two different brands AAA batteries in the same electronic appliances- two same electronic dictionaries
3. tour on the electrical appliances and start the timer
4. Record the time that the electronic dictionary last e preciseday
5. After the two brands batteries done, use the third gear brand in the same electronic and repeat the experiment
guess Assessment:
1. Risk: The electrical appliances may break because they last for a long time.
Solution: To make sure the electrical appliances are not too hot, if they are too hot, crimp it off for a while then turn them on again.
2. Risk: Maybe the batteries can last for a very long time, even until midnight, so I may degenerate the results as I fall asleep.




Solution: I impart start early in the morning and watch the electronic appliances and timer carefully.
3. Risk: Throw used batteries in a wrong way will cause pollution
Solution: lock up off the used batteries carefully so that no environmental damage occurs
Parental Signature:

Report Part B
Results:
meter/ Brand| Energizer| | |
1st twenty-four hour period| 9Hours| 9Hours| |
2nd day| 16Hours| 16Hours| |
3rd Day| 13Hours| 13Hours| |
4th Day| 6.5Hours| | |
5th Day| | | |

Diary:
First Day: 7/9/12 Friday
I started at 3: 50 after school. I have already bought the batteries on Tuesday. I ended at 12:50 as I always stayed belated on Friday nights
2nd Day: 8/9/12 Saturday
I started at 8:30 early in the morning. I...If you want to get a full essay, order it on our website: Orderessay



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