Using a Maximum/Minimum
Thermometer
Can you read three temperatures from this
thermometer?
 |
The present temperature.
|
 |
The coldest temperature since you last
used it.
|
 |
The hottest temperature since you last
used it.
Look for these features on the thermometer:
- two floating pins
- the thermometer liquid
- the scale
- the minus numbers on the
scale
- the reset button
|
|
 |
Use these thermometers to practise reading
the temperatures.
Record all three temperatures for each thermometer.
|
A
|
B
|
|
maximum ..........
|
maximum ..........
|
|
minimum ..........
|
minimum ..........
|
|
present ..........
|
present ..........
|
 |
How does this thermometer help people
to record the weather?
Why is this thermometer particularly useful in
greenhouses?
|
|
 |
 |
