Mixtures vs. Pure Substances

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Open Ended

Describe what happens to substances A and B when they form a mixture. Use the words IDENTITY, CHANGE, and PROPERTIES in your response.

Multiple Choice

Which is the BEST explanation of what happens when sugar is dissolved in water?

• The sugar chemically combines with the water to form a new substance.

• The sugar forms a mixture with the water, and the sugar molecules are spread among the water molecules.

• The sugar turns into water molecules.

Multiple Choice

Which type of mixture is shown in the image?

• homogeneous mixture

• heterogeneous mixture

Multiple Choice

Which type of mixture is shown in the image?

• homogeneous mixture

• heterogeneous mixture

Multiple Choice

Which is the best example of a heterogeneous mixture?

• salt water

• salad

• black coffee

• sweet tea

Multiple Choice

Which is the best example of a homogeneous mixture?

• chocolate chip cookie

• salad

• milk

• pizza

Match

Match the ways we separate mixtures with the correct types of substances to separate.

• Sifting

• Evaporation

• Filtration

• Magnetism

removing different sized solids

removing soluble solids from liquids

Separating insoluble solids from liquids

Removing magnetic materials

• removing different sized solids

• removing soluble solids from liquids

• Separating insoluble solids from liquids

• Removing magnetic materials

Open Ended

Describe the differences between the two types of matter.

Open Ended

Describe the differences between the two types of matter.

Multiple Choice

What is an element?

• A substance made up of only one kind of atom that cannot be broken down into any other substance.

• A substance made up of two or more elements that are chemically bonded.

• A mixture of different substances.

• A substance that can be separated by physical means.

Multiple Select

Which of the following are examples of compounds?

• Water

• Gold

• Carbon dioxide

• Salt

Labelling

Label as either an element, compound, or mixture

Drag labels to their correct position on the image

Compound

Element

Mixture

Open Ended

Based on the image, what is a "pure substance," and why is a mixture NOT a pure substance? No internet answers!

Multiple Choice

Which of the following best describes a pure substance?

• A substance made up of only one type of particle that has the same composition throughout

• A mixture of different types of particles with varying composition

• A substance that can be separated into different components by physical means

• A combination of elements and mixtures

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Multiple Choice

True or False: Pure substances can be separated by physical means like mixtures

• True

• False

Categorize

Options (5)

one kind of particle

elements

compounds

made of at least two different particles

physically combined

Organize these options into the right categories

Pure Substance

Mixture

Multiple Choice

Did you complete your vocab on page 21?

• Yes because I am a great student. :)

• No because I didn't follow instructions :/