Mixtures Quiz

What is a homogeneous mixture?

• A mixture with uniform composition throughout

• A mixture with visible different parts

• A mixture that cannot be separated

• A mixture that changes color

What is a heterogeneous mixture?

• A mixture with uniform composition throughout

• A mixture with visible different parts

• A mixture that cannot be separated

• A mixture that changes color

What types of substances can mixtures occur between?

• Only solid substances

• Only liquid substances

• Liquid, gaseous, and solid substances

• Only gaseous substances

What is an example of a mixture between liquids?

• Mixing sand and water

• Adding oil to water

• Combining salt and sugar

• Mixing flour and water

What is a mixture of gases?

• A combination of two or more gaseous substances

• A single pure gas

• A solid dissolved in a liquid

• A liquid mixed with a solid

Which of the following is an example of a gaseous mixture?

• Pure oxygen

• Atmospheric air

• Distilled water

• Table salt

What gases are part of the atmospheric air mixture?

• Nitrogen, oxygen, water vapor, carbon dioxide, argon

• Helium, neon, krypton, xenon

• Hydrogen, helium, methane, ammonia

• Carbon monoxide, sulfur dioxide, ozone, radon

What is an example of a mixture between a liquid and a solid?

• Water with ice

• Sand and gravel

• Oil and vinegar

• Salt and pepper

In a liquid-gas mixture like carbonated water, what is the role of carbon dioxide?

• It is the liquid component.

• It is the solid component.

• It is the gaseous component.

• It is the frozen component.

What effect does soot have on air quality?

• It improves air quality

• It has no effect on air quality

• It decreases air quality

• It makes air smell better