Comparing Weights Aim I can compare and describe

Comparing Weights

Aim • I can compare and describe weights. Success Criteria • I can describe weights. • I can compare two weights.

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Weight When we talk about weight, we mean how heavy or light something is. Sometimes we call this mass.

Weight Balance scales show us how heavy things are compared to other things. Which is heavier, the banana or the strawberry? How can you tell? We know the banana is heavier because the side of the scale with the banana on is weighed down.

Weight Balance scales show us how heavy things are compared to other things. Which is heavier, the bear or the doll? How can you tell? We know the doll is heavier because the side of the scale with the doll on is weighed down.

Weight Balance scales show us how heavy things are compared to other things. Which is heavier, the puppy or the kitten? How can you tell? We know the puppy and the kitten weigh the same because the scales are equally balanced.

Weight and Size Often, heavier things are bigger than lighter things. The melon is bigger than the apple. The melon is heavier than the apple. The scale shows us that the melon is heavier.

Weight and Size Sometimes, lighter things are bigger than heavier things. The feather is bigger than the egg. The egg is heavier than the feather. The scale shows us that the egg is heavier.

Weight and Size Sometimes What will things happen thatwhen arelighter. the I put same these size bottles have on thealways scales? weights. Small things are not always Big things aredifferent not heavier. The bottles are the same size but the full bottle is heavier than the empty bottle.

Comparing Weights Find objects from the classroom and decide which are heavier and which are lighter. Draw them on your sheet in order of how heavy they are. Tell your partner which objects are heavier and which are lighter.

Comparing Weights

Heavy and Light Which one is heavier and which is lighter? Why?

Aim • I can compare and describe weights. Success Criteria • I can describe weights. • I can compare two weights.