Mixtures and solutions

Why must the base line be drawn in pencil and not pen?

• a) Pencil is good at keeping substances in place.
• b) Pencil is soluble in water
• c) Pencil is insoluble in water
• d) Pencil is not coloured

An example of a homogeneous mixture is...

• Pizza
• Granite
• Salad Dressing
• Salt Water

An example of a heterogeneous mixture is...

• Coffee
• Kool-Aid
• Salad Dressing
• Salt Water

Which of the following is a compound?

• Sugar
• Salt Water
• Salad Dressing
• Oxygen

Tags

NGSS.MS-PS1-1

Which term refers to matter that could be heterogeneous?

• compound

• element

• mixture

• solution

In a ______________, one substance is dissolved in another substance.

• solution

• suspension

• colloid

Tags

NGSS.MS-PS1-2

the liquid a substance dissolves in

• solute
• solvent
• mixture
• solution

the substance to be dissolved in a liquid

• solute
• solvent
• dissolve
• mixture

A solution of salt water is ...

• homogeneous

• heterogeneous

• a suspension

• a colloid

Choose all of the ways a mixture can be separated.

• Filtration: using a filter.

• Increase temperature for evaporation.

• Using a magnet.

• Picking item out by hand.