Vanessa asked in 科學及數學化學 · 1 decade ago

F2 science嘅experiment error!急!

If i am burning the test tube with a burning peanut, and the temperature of the water in the test tube should be 50C, but after doing the experiment, the temperature of the water only raise to 40C. what is the causes of errors of the experiment??

2 Answers

Rating
  • 1 decade ago
    Favorite Answer

    Each peanut contain different energy.

    If you burn a smaller peanut, due to the size, the energy released will be less and therefore the water only rise to 40C

  • 1 decade ago

    你有冇用個野cover佢而且每次唔一定係50

    Source(s):
Still have questions? Get your answers by asking now.