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Designing a fair test. Which flame of the Bunsen burner is hotter? Designing a fair test Blue flame? Yellow flame?

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Presentation on theme: "Designing a fair test. Which flame of the Bunsen burner is hotter? Designing a fair test Blue flame? Yellow flame?"— Presentation transcript:

1 Designing a fair test

2 Which flame of the Bunsen burner is hotter? Designing a fair test Blue flame? Yellow flame?

3 1What is your hypothesis ? The blue flame is than the yellow flame. Designing a fair test hotter

4 2Based on your hypothesis, what is your prediction ? If the blue flame is than the yellow flame, water will reach boiling. Designing a fair test hotter faster

5 3You have the following apparatus. Designing a fair test

6 How will you carry out the experiment ? Designing a fair test blue yellow heat water in a beaker with a flame until it boils, I will... heat water in another beaker with a flame until it boils.

7 4What will you measure ? to measure the time for the water in the two beakers to boil. Designing a fair test stop-watch I will use a...

8 5What will you do to make sure that the test is fair ? I will use Bunsen burner to boil the water in the two beakers. I will put amount of water at temperature into the two beakers. Same gas supply Stop timing as soon as the water boils. Designing a fair test the same equal the same

9 6How will you draw your conclusion ? The flame that takes a shorter time to boil water is. Designing a fair test hotter


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