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WorksheetsWater Filtration System
Total questions: 7
Worksheet time: 5mins
What is the problem you needed to solve for this project?
We needed to build a boat that can float.
We needed to build a farm to feed hungry people.
We needed to build a water filtration system that can clean water.
What must a water filtration system be able to do?
It must make water dirty.
It must make dirty water turn into clean water.
It must let dirt pass through pebbles.
Which materials were we allowed to use for this project? There is more than one correct answer.
fabric and a plastic bottle
fine sand and charcoal powder
pebbles and gravel
marbles and gravel
wooden sticks and foil
How much dirty water did we use to test our filters?
250ml
350 ml
400 ml
450ml
In which ways did we compare and contrast how filters were built in class? Choose all answers that are correct.
how much of each material
number of layers
order of layer
the kind of material chosen
how pretty they looked
In which ways did we compare and contrast the results of filters after we tested them? Choose the correct answers.
the time each filter started to drip first
how long it took to drip
the color of the water
the taste of the water
the texture of the water (what things were floating in it)
Why was this project important?
Everyone needs food to eat.
Everyone needs clean, fresh water to live.
Everyone needs money.
Everyone has a family.
