Physical Science 1

Which is an example of a mixture that can be separated?

• Kool Aid

• Coca Cola

• Salt Water

• Sand and Water

What must be added to water to change its state from liquid to gas?

• More liquid

• Energy or heat

• More oxygen atoms

• More hydrogen atoms

Tags

NGSS.MS-PS1-4

Which is an example of a chemical reaction?

• Melting ice

• Rusting iron

• Water evaporating

• Rubbing a marker on paper

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which is an example of a mixture that can be easily separated?

• Cake (eggs, flour, sugar)

• Cement (sand, gravel, water)

• Water (hydrogen and oxygen)

• Snack mix (nuts, pretzels, and chips)

Rusting metal is an example of a _________ change?

• Phase

• State

• Chemical

• Physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When salt water is heated leaving behind solid salt, this is separating a mixture by what method?

• Chromatography

• Evaporation

• Filtration

• Sifting

What happens when liquid water is heated?

• The water freezes making ice.

• The water will evaporate creating ice.

• The water will evaporate creating steam.

• The water will melt and remain liquid water.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which is a physical change?

• Rusting iron

• Burning paper

• Cracking an egg shell

• Reacting baking soda and vinegar

What phase of water is COLDEST?

• Ice

• Steam

• Liquid water

• All phases of water are the same temperature

Tags

NGSS.MS-PS1-4

What does ice become when it absorbs enough heat energy?

• Gas

• Dew

• Frost

• Liquid

Tags

NGSS.MS-PS1-4