Question 1

Which of the following can benefits from separating mixtures?

Accepted Answer

Have a drinking water

Answer

all of the above

Answer

rocks on sand can be mixed  which is essential in building infrastructures and houses.

Answer

By flotation and filtration, miners cannot separate those minerals from rocks.

Question 2

Why do we need to filtrate the water?

Accepted Answer

To removed the residue

Answer

All of the above

Answer

To give odor

Answer

To give colors to it

Question 3

When do we used Paper Chromatography?

Accepted Answer

used to separate out one color from a mixture of colors.

Answer

none

Answer

used to separate out two color from a mixture of colors.

Answer

used to separate out one odor from a mixture of odor.

Question 4

Why is a chocolate chip cookie considered a mixture?

Accepted Answer

They are mixtures because they are made up of 2 different substances mixed together.

Answer

They are mixtures because they are made up of 2 different substances.

Answer

They are mixtures because they are made one substance mixed together.

Answer

ALL OF THE ABOVE

Question 5

Why do we need to separate biodegradable from non biodegradable waste?

Accepted Answer

Because they are recycled in different ways.

Answer

Because they are reduce in different ways.

Answer

Because they are reusable in different ways.

Answer

None

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