Science Mixtures Quiz

What is a mixture?

• A combination of two or more substances with different properties

• A single substance with varying properties

• A single substance with uniform properties

• A combination of two or more substances with the same properties

What are the two major types of mixtures?

• Solid and liquid

• Heterogeneous and homogeneous

• Gases and liquids

• Chemical and physical

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

• Soda

• Juice

• Biscuits

• Coffee

Why are balloons filled with helium considered a mixture?

• Helium is a liquid

• Helium is a solid

• Helium is a homogeneous mixture

• Helium is a gas that makes balloons float

What defines a homogeneous mixture?

• Different chemical properties

• Uniform composition

• Easily identifiable components

• Visible different parts or pieces

Why is beach sand considered a heterogeneous mixture?

• It has the same color throughout

• It contains different colors and shells

• It has a uniform composition

• It is man-made

What is the defining characteristic of heterogeneous mixtures?

• Uniform composition

• Invisible different parts

• Easily identifiable components

• Only one phase is visible

What is the characteristic of homogeneous mixtures?

• Easily separated components

• Visible different parts

• Only one phase is visible

• Multiple phases

Why is vinegar considered a homogeneous mixture?

• It undergoes a fermentation process

• It has uniform composition

• It has visible different parts

• It is a solid

What is the main difference between heterogeneous and homogeneous mixtures?

• Homogeneous mixtures have only one phase visible

• Heterogeneous mixtures have uniform composition

• Homogeneous mixtures have visible different parts

• Heterogeneous mixtures have easily identifiable components