Mixtures

Question 1

Which are mixtures? Select three options. copper sulfatepowdered sulfur and copper filingsiron oxidecranberry juiceairsugarberyllium

Revolt · Accepted Answer

powdered sulfur and copper filings; cranberry juice; air

Question 2

Anjali knows that whole milk has more fat than skim milk. However, the solid fat doesn’t seem to separate from the liquid milk even after it has been in the fridge for a few days. This is evidence that milk is a [___].

Revolt · Accepted Answer

colloid

Question 3

⇒ iron

Revolt · Accepted Answer

iron; carbon; iron

Question 4

Question 5

Revolt · Accepted Answer

suspension; colloid

Question 5

Moritz is watching his little brother play in a mud puddle. Moritz notices that when his brother stirs it with a stick, after a few moments the dirt settles back to the bottom of the puddle. His brother is creating a [___].

Revolt · Accepted Answer

suspension; colloid

Question 6

✔ solidliquidgas

Revolt · Accepted Answer

✔ solid; Blood is composed of many tiny cells in a liquid called plasma. Blood is actually considered a colloid. The dispersed state of matter is , and the dispersion medium is .: solid; Blood is composed of many tiny cells in a liquid called plasma. Blood is actually considered a colloid. The dispersed state of matter is , and the dispersion medium is .: liquid; Fruit jelly is mostly juice, but it doesn’t run all over the place even if you cut a piece and put it on a plate. This is because the juice is contained within the structure of a natural substance cal: liquid; Fruit jelly is mostly juice, but it doesn’t run all over the place even if you cut a piece and put it on a plate. This is because the juice is contained within the structure of a natural substance cal: solid

Question 7

What will most likely happen over time to smoke in the atmosphere?

Revolt · Accepted Answer

Over time, the solid particles will settle on whatever is outside.

Question 8

Simon has collected three samples from the coral reef where he observes marine life. He must determine whether each one is a pure substance or a mixture.

Revolt · Accepted Answer

pure substance; Sample A is a , Sample B is a , and Sample C is a .: pure substance; Sample A is a , Sample B is a , and Sample C is a .: homogeneous mixture; Sample A is a , Sample B is a , and Sample C is a .: heterogeneous mixture

Mixtures Answers

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