CENTIGRADE
Definition Of Centigrade
Centigrade is a measure of temperature.
More About Centigrade
Centigrade is represented by the symbol '°C'.
Another name for Centigrade is 'Celsius'.
The freezing point of water is 0°C and the boiling point of water is 100°C under a pressure of one standard atmosphere.
Video Examples: Convert Celsius to Fahrenheit in your head
Example of Centigrade
The given figure is a mercury thermometer, which is used to read the temperature in centigrade. The temperature of the thermometer shown is 80° C.
Solved Example on Centigrade
Ques: Identify the temperature shown in the figure using °C.
Choices:
A. 15°C
B. 55°C
C. 20°C
D. 25°C
Correct Answer: A
Solution:
Step 1: In the figure, the marked line indicates the temperature, and the line is marked till 15°C.
Step 2: So, the temperature shown in the thermometer is 15°C.
Quick Summary
- Centigrade is represented by °C.
- It's also called Celsius.
- Water freezes at 0°C and boils at 100°C.
🍎 Teacher Insights
Use real-world examples to illustrate temperature in Celsius, such as weather reports or cooking temperatures. Hands-on activities with thermometers can also be helpful.🎓 Prerequisites
- Basic Arithmetic
- Number Line
Check Your Knowledge
Q1: What is the freezing point of water in Celsius?
Q2: What temperature is shown on the thermometer in the image?
Frequently Asked Questions
Q: What is the difference between Celsius and Centigrade?
A: There is no difference. Centigrade is an older name for the Celsius scale. Celsius is the preferred term now.
Q: What is normal body temperature in Celsius?
A: Normal body temperature is approximately 37°C.