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WorksheetsEnd of topic: Materials and changes
Total questions: 11
Worksheet time: 6mins
If I described a material to soak up water or liquid, what is the correct scientific term for this?
Absorbent
flexible
rigid
permeable
A flexible material can be bent easily without breaking. A piece of wood is _________, which means that it's difficult to bend.
brittle
elastic
rigid
hard
The window blind in the image lets some light through, but it can't be seen through clearly. A material that lets some light pass through is described as...
transparent
translucent
opaque
A flammable material ______________ be set on fire.
can
can not
A permeable material......
bends easily.
lets water pass through it.
doesn't scratch easily.
Select the equipment you need to use to separate a mixture by filtering.
filter paper
beaker
thermometer
pipette
funnel
When a solid dissolves in a liquid, a (a) is formed.
Which of these isn't an example of dissolving?
melting an ice cube until no solid can be seen
stirring sugar into a cup of coffee until no solid can be seen
mixing salt into a hot pan until no solid can be seen.
Who has the best explanation for what happens when salt is dissolved in water?
Paul
Annie
When materials go through a (a) change, you can recover the materials you started with.
Sand doesn't dissolve in water to make a solution, so sand is (a) in water
