Mixtures and Solutions

What is a mixture?

• A combination of two or more substances that can't be easily separated.

• A combination of two or more substances that can be easily separated.

Why is trail mix considered a mixture?

• The particles are very small.

• The trail mix can be put together easily.

• Each parts keeps its own properties.

• All the colors and flavors fit well together.

What is a solution?

• A combination of two or more substances that can't be easily separated.

• A combination of two or more substances that can be easily separated.

Which is an example of a solution?

• Salt and Sugar

• Salt Water

• Jelly beans

• Concrete

Temperature at which a liquid becomes a solid is called the

• boiling point

• freezing point

• melting point

Tags

NGSS.MS-PS1-4

The temperature at which a liquid turns into a gas is

• boiling point

• freezing point

• melting point

Tags

NGSS.MS-PS1-4

The temperature at which a solid becomes a liquid is

• boiling point

• freezing point

• melting point

Tags

NGSS.MS-PS1-4

What are mixtures?

• different materials placed together but keeping their own properties

• a mixture in which substances spread out evenly and will not settle

• the degree to which a material will dissolve in another substance

• the substance in a solution that has the greatest amount

• the substance in a solution that has the least amount

What is a solution?

• different materials placed together but keeping their own properties

• a mixture in which substances spread out evenly and will not settle

• the degree to which a material will dissolve in another substance

• the substance in a solution that has the greatest amount

• the substance in a solution that has the least amount

Which process would you use to separate solids that float from the remaining solids and other items that remain in a liquid mixture. The solids float to the top on their own or when stirred, and are then skimmed off the surface of the liquid.

• Evaporation

• Magnetic Attraction

• Filtration

• Floatation

• Sifting