When one object has less mass than another, it is lighter.

When an object has the least mass than all the others in a set, it is the lightest.

When one object has more mass than another, it is heavier.

When an object has the greatest mass than all the others in a set, it is the heaviest.

Compare and order measurements of mass

Maths

In this unit pupils will choose, use and compare appropriate standard units to estimate and measure length/height mass, temperature, capacity to the nearest appropriate unit.  In the future unit pupils will use weighing scales up to 1kg and tools to measure volume and capacity up to 1 litre. They will measure mass from 0 to above 1kg and measure volume from 0 to above 1 litre. 

In the prior unit pupils learned that polygons could be described sorted compared and named according to the number of sides and vertices They described 3D shapes finding different ways to sort and compare them In this unit pupils will choose use and compare appropriate standard units to estimate and measure length/height mass temperature capacity to the nearest appropriate unit

Sense of measure - capacity, volume and mass

We use a __________ to compare the mass of objects.

Compare the masses of the eraser and the pencil. The eraser is __________ the pencil.

heavier than the beanbag but lighter than the book.

The children are comparing the mass of a book, a pencil case and a bean bag. Match the parts of the sentence correctly.

The objects have been ordered, starting with the lightest. Which statements are true?

Compare the masses. 7 g is __________ 7 kg.

Order the masses starting with the lightest.

Mass is what we are measuring when we find out how __________ something is.

Which of these objects have the mass of about one gram?

Choose a sensible measurement. A rabbit has a mass of about __________.

The mass of this parcel is {{ }} kilograms.

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