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Mass. Today we will be learning to:. solve measurement problems use words about mass and ways of measuring weight measure using non-standard units compare weights estimate and measure. Mental Activity. Imagine a spider is on number 4 of a hundred square. Which number is below it?.
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Mass L Wright 2006
Today we will be learning to: • solve measurement problems • use words about mass and ways of measuring weight • measure using non-standard units • compare weights • estimate and measure. L Wright 2006
Mental Activity Imagine a spider is on number 4 of a hundred square. Which number is below it? L Wright 2006
Imagine a spider is on number 19 of a hundred square. Which number is below it? Which number is above it? L Wright 2006
Imagine a spider is on number 45 of a hundred square. Which number is below it? Which number is above it? L Wright 2006
Imagine a spider is on number 99 of a hundred square. Which number is above it? L Wright 2006
Imagine a spider is on number 34 of a hundred square. Which number is below it? Which number is above it? L Wright 2006
Main Activity Today we are going to be finding out about mass which is how heavy things are. L Wright 2006
I will show you two parcels. Which is the heaviest? How could we find out? What if the parcels were in a different room or place? L Wright 2006
You will now be split into six groups. Each group will be given a parcel. How could you find out which is the heaviest parcel? L Wright 2006
Each group will be given a balance and some non-standard units. Remember to measure using the same units. L Wright 2006
Which unit do you need most of? Why? Which unit is the best or worst for measuring with? Why? L Wright 2006
Which parcels were the heaviest? Did you find them all the same? Each parcel weighed 1kg. What does this term mean? Where have you heard the term before? L Wright 2006
1kg lighter heavier Group Work Work in the same groups. Draw a table of classroom objects that are heavier or lighter than a kilogram. L Wright 2006
Plenary • Look at the sheet showing a range of different scales. • What step is the scale going up in? • How did you work it out? • What does each division represent? L Wright 2006
Remember! • Work out what each division stands for. • Use what you know to work out what you don’t know. Homework Find three things at home which weight more than 1kg and three things which weigh less than 1kg. L Wright 2006