What is a substance that is formed when two or more substances are physically combined?

• Density

• Mixture

• Solute

• Solvent

Tags

NGSS.MS-PS1-2

______ is a homogeneous mixture that has groups of molecules mixed evenly; where solutes are dissolved into solvents.

• density

• mixture

• solution

• solvent

What do you call a substance that is dissolved into another substance? (usually a solid.)

• solid

• mixture

• solution

• solute

What is a substance that does the dissolving? (Usually a liquid)

• solid

• solvent

• density

• mixture

What do scientists call the ability of a solute to dissolve in a solvent?

• solubility

• solute

• solvent

• solution

What tells us how much mass is present in a given volume? (Is found by dividing mass by volume)

• Boiling point

• density

• melting point

• volume

When water is changed from a liquid to a gas, what occurs?

• The atoms lose electrons.

• A new compound is formed.

• Particles/atoms spread farther apart.

• Hydrogen is separated from oxygen.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Sarah places a pot of water on a stove. As the water boils, how does the state of the water change?

• from gas to liquid

• from liquid to gas

• from liquid to solid

• from solid to liquid

Tags

NGSS.MS-PS1-4

What will happen to an object in water if its density it more than 1?

• It will sink

• It will float

• It will blow up

Water is poured into cups containing different materials, which one of the materials will be soluble in water?

• sugar

• cocoa powder

• oil

• flower

Tags

NGSS.MS-PS1-2