Friday, May 4, 2012

More measurement...

This week we continued our measurement unit in math by exploring weight, temperature and time. Our students have learned that in every type of measurement, whether it is length, capacity, weight, temperature, or time, there needs to be a standard unit of measurement, otherwise it would be hard to record and compare data. We learned that in temperature, there are two main types of units - Fahrenheit and Celsius. To explore the use of a thermometer in measuring temperature, we put three glasses of water in three different places: fridge, out in the sun, and in our classroom for 1 hour. We then measured the temperatures of the glasses of water, observing how the mercury (another special kind of liquid) rose and dropped for each respective glass. Our mathematicians then carefully read the thermometer and recorded the temperature in Celsius.

We also began to tell time by exploring with gear clocks and understanding how the minute hand and hour hand work. Next week, we will continue our study on telling time and measuring time. Try having your child tell time this week by the hour!

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