Question 36
You will need:
a thermometer, water at room temperature, a beaker or small saucepan, a hot plate or Bunsen burner, tongs
Pour some water into the beaker or saucepan and follow these steps:
- Place the thermometer in the saucepan or beaker of water. Wait for about two minutes.
- Measure and record the water temperature in a table like this one.
| Time in minutes | Water temperature in °C |
| --- | --- |
| | |
- Your teacher will heat the saucepan or beaker of water on the hot plate or Bunsen burner. Identify any safety risks that you can think of.
- Measure and record the water temperature every two minutes until the water boils. Say how you can do this safely.
- Measure and record the temperature of the water every two minutes for another four minutes after the water boils.
- Draw a line graph of the results.
Be careful not to touch the saucepan or beaker or hot water when you measure the temperature.
a thermometer, water at room temperature, a beaker or small saucepan, a hot plate or Bunsen burner, tongs
Pour some water into the beaker or saucepan and follow these steps:
- Place the thermometer in the saucepan or beaker of water. Wait for about two minutes.
- Measure and record the water temperature in a table like this one.
| Time in minutes | Water temperature in °C |
| --- | --- |
| | |
- Your teacher will heat the saucepan or beaker of water on the hot plate or Bunsen burner. Identify any safety risks that you can think of.
- Measure and record the water temperature every two minutes until the water boils. Say how you can do this safely.
- Measure and record the temperature of the water every two minutes for another four minutes after the water boils.
- Draw a line graph of the results.
Be careful not to touch the saucepan or beaker or hot water when you measure the temperature.
