PH-2148
Heat transfer
Physics · Secondary 4 · Medium · Heat transfer
A thermometer initially at 20 °C is placed into a beaker of hot liquid at 60 °C and left there. What happens to the temperature reading on the thermometer over time?
- It rises above 60 °C then falls back to 60 °C.
- It rises and eventually stays steady at 60 °C.
- It stays at 20 °C because the thermometer does not change temperature.
- It falls to 0 °C then slowly rises to 60 °C.
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