Modeling matter reteach

Multiple Choice

You know that a substance has dissolved when it-

• becomes a solid
• produces condensation and has water droplets 
• spreads evenly throughout a liquid

Multiple Choice

Ocean water is a solution?

• True
• False

Multiple Choice

Which of the following is a mixture?

• sand and rocks

• steel nails and brass bolts

• berries, bananas, and melon fruit salad

• all of the above

Multiple Choice

Atoms are combined to make _____.

• molecules

• elements

• neutrons

• electrons

Multiple Choice

A(n) ______ is composed of two or more atoms.

• atom

• element

• compound

• molecule

Multiple Choice

What is a property?

• a mixture of materials that dissolve

• a combination of two or more substances

• a characteristic that can be observed

• a material that changes its state of matter

Multiple Choice

Which of the following is a property that you can observe?

• color

• shape

• texture

• all of the above

Multiple Choice

What is an ion?

• A Charged Atom
• A Large Atom
• A Small Atom
• A Cute Atom

Multiple Choice

What is the difference between mass and weight?

• Mass is the total matter in an object, and weight is the downward pull of an object.
• Mass is the downward pull of gravity on an object, and weight is the total matter making up an object.
• Mass is Batnan, Weight is Spider-Cam
• I don't know 😭

Multiple Choice

A student was asked to help pass out cups of hot chocolate to two other students.  A teacher poured the steaming liquid into cups.  Once cup was made of stainless steel and the other was made of thick plastic.  As the student walked across the room, he suddenly put one of the cups on a desk and exclaimed "Ouch".  Which cup did he put down and why?

• He put down the plastic cup because the contents were spilling everywhere.
• He put down the steel cup because it was conducting thermal energy from the liquid to his hand.
• He put down the steel cup because it was insulating thermal energy from the liquid to his hand.
• He put down the plastic cup because it was insulating thermal energy from the liquid to his hand.

Multiple Choice

This is testing ___________

• relative density
• solubility
• mass
• conductivity 

Multiple Choice

Two or more substances that are mixed together but not chemically combined create a...

• solvent

• compound

• mixture

Multiple Choice

• Blue loves water.

• Yellow loves water.

• Green loves water.

Multiple Choice

• Yellow doesn't like water.

• Blue doesn't like water.

• Red doesn't like water.

Multiple Choice

What is chromatography?

• Chromatography is a type of microscope used to magnify small objects.

• Chromatography is a process of converting solid substances into liquid form.

• Chromatography is a laboratory technique used to separate and analyze mixtures of substances.

• Chromatography is a method used to measure the temperature of substances.

Multiple Choice

What is the purpose of chromatography?

• The purpose of chromatography is to separate and analyze mixtures of substances.

• The purpose of chromatography is to create mixtures of substances.

• The purpose of chromatography is to combine and analyze mixtures of substances.

• The purpose of chromatography is to destroy mixtures of substances.

Multiple Choice

What are the two main types of chromatography?

• size exclusion chromatography and supercritical fluid chromatography

• gas chromatography and liquid chromatography

• ion chromatography and affinity chromatography

• paper chromatography and thin-layer chromatography

Multiple Choice

This is an example of a

• Solution

• Mixture

Multiple Choice

This is an example of a

• Solution

• Mixture

Multiple Choice

Combination of two or more different kinds of substances that keep their own physical properties and can be easily separated.

• Solution

• Mixture

• Solubility

• Miscibility

Multiple Choice

This is a type of mixture where one substance dissolves into another

• Solution

• Miscibility

• Compound

• Solubility

Multiple Select

soluble means to dissolve

• TRUE

• TRUE

• TRUE

• TRUE

Multiple Choice

soluble means to ____________

• have rizz

• dissolve

• be less dense

• be more dense

Solubility Vocab

• Solubility--the ability to be dissolved, especially in water

• Solute--the minor component in a solution, dissolved in the solvent

• Solvent--the liquid in which a solute is dissolved to form a solution

• Soluble--can dissolve in water

• Insoluble--cannot dissolve in water

​Heterogeneous

​Mix two or more substances and the product is NOT the same throughout, or it does NOT have the same composition throughout.

​suspension

• ​Heterogeneous

• Harder to see

• You will see the seperation over time

Multiple Choice

A group of students are working to identify the following picture above. They classify this atom arrangement as a mixture.  Which explanation from the group of students best supports their classification of the picture above?

• The picture represents a mixture because all of the atoms in the picture above are physically combined together and are the same.

• The picture represents a mixture because all of the molecules are physically combined and are the same.

• The picture represents a mixture because there are elements and compounds chemically bonded together.

• The picture represents a mixture because there are elements and compounds physically mixed together.

Multiple Choice

What are the benefits of taking notes in science?

• Helps remember science vocabulary

• Organizes ideas from experiments

• Makes studying easier for tests

• All of the above

Multiple Choice

What are the three sections of the Cornell Notes format?

• Questions & vocabulary

• Notes & explanations

• Summary of what you learned

• All of the above

Multiple Choice

This is a hydrogen...

• circle

• molecule

• compound

• mixture

Open Ended

How is a pure substance different than a mixture?

Multiple Choice

What is the process by which water carries particles up the paper in chromatography?

• Evaporation

• Filtration

• Absorption

• Capillary action

Multiple Choice

Why does sugar disappear in water?

• Because it breaks into tiny particles

• Because it is heated

• Because it is mixed with oil

• Because it is crushed

Multiple Choice

What happens to some mixtures when particles settle?

• They dissolve completely

• They separate

• They become solid

• They evaporate

Multiple Choice

How can you represent different particles in a nanoscale model?

• By using different colors or shapes

• By using only one color

• By using larger dots

• By not using dots at all

Multiple Choice

What are two effective study tips mentioned in the slide?

• Highlight vocabulary

• Review notes each night for 5 minutes

• Write examples from class

• Take breaks while studying

Open Ended

Whats one thing you learned or something you didn't get before?