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Tuesday, March 27, 2018

How do we measure objects and what equipment do we use??

In Year 3 we have been using measuring equipment to explore what it used to measure and the units we measure with.

First we used balance scales and weights to explore how much a piece of fruit or vegetable weighed.
We discovered:
1 apple weighed 139gms
1 mandarin weighed 74gms

We discovered:
1 apple weighed 150gms
1 plum weighed 280gms

We discovered:
1 mandarin weighed 70gms

We discovered:
1 apple weighed 99gms
1 carrot weighed 42gms

We discovered:
1 banana weighed 160gms
1 mandarin weighed 60gms




Next we used rulers, and tape measures to measure different things in the classroom.

We used a retractable tape measure to
find out how long a row of desks is.
We discovered it was 3.1m long.

We used a tape measure to measure the
length of the small whiteboard.
We discovered it was 91.5cms.

We used a metre ruler to measure two
white cupboards.
We discovered they were more than
1 metre long.
























 Then we used force meters to weigh our school bags.  Look at how much our school bags weigh, at this rate we will be weight lifters!

I discovered my bag weighed
2kg.

I discovered my bag weighed
2.2kg

I discovered my weighed
2.5kg

I discovered my bag weighed
2kg.

I discovered my bag weighed
2.5kg.

I discovered my bag weighed
2kg.

I discovered my bag weighed
2kg.


I discovered my bag weighed
3kg.

I discovered my bag weighed
2.5kg

I discovered my bag weighed
2.5kg.






Our last task was to explore how much water weighed.

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We discovered weighing water was tricky with the balance scales as they kept moving.
We all found out that 100mls weighs 100gms therefore 500mls weighed 500gms.