Making tea experiment
Why do we make tea with hot water? This experiment is intended for pre-k students and is appropriate for ages of 4-10.
Materials
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Two glass cups -
Hot and cold water -
Two tea bags -
Stopwatch (optional) -
Printable worksheet (optional)
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Experiment
[edit | edit source]Get two clear glasses of the same size. Drop an tea bag in each glass. Optional: Start a timer.
Fill one glass up with cold water. Fill the second one up with hot or boiling water.
Watch the tea steep. Observe the early colour of the cold tea. You may want to also use a glass of water with no tea bag to compare the colour.
Form a hypothesis
[edit | edit source]Will the tea steep faster in hot water or cold water? Older children may wish to write down their answer in the printable worksheet provided in the materials section.
Results
[edit | edit source]Did the tea steep faster in hot our cold water? Was your hypothesis correct?