8Sci.C10.Review

T/F: Ice, liquid water, and water vapor are the three states of water.

• True

• False; symbols

• False; science

Tags

NGSS.MS-PS1-4

T/F: The freezing point of water is a chemical change.

• True

• False; physical

• False; scientific

Tags

NGSS.MS-PS3-4

Solution A has a mass of ___ g. Solution B has a mass of 60 g. When they are mixed, the total mass is 120 g. Find the mass of Solution A.

• 60 g

• 180 g

• 100 g

• not enough informaiton

Tags

NGSS.MS-PS1-5

In a chemical equation, the formulas to the left of the arrow represent the ___.

• reactants

• products

• mixture

• solution

Tags

NGSS.MS-PS1-5

The amount of a substance in a certain volume is the ___.

• concentration

• pressure

• surface area

• temperature

Three examples of physical change are ___.

• boiling water,

  a nail rusting,

  a melting candle

• a pond freezing,

  breaking glass,

  a burning candle

• melting ice,

  mowing the lawn,

  carving a statue

• applying lipstick,

  making lemonade,

  baking bread

The shape of an apple is a ___.

• chemical change

• chemical property

• physical change

• physical property

When a log burns in a fire, ___.

• a physical change has occurred

• mass is gained

• mass is lost

• new substances are formed

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When a newspaper is left in direct sunlight for a few days, the paper begins to turn yellow. The yellow color is evidence of a ___.

• physical property

• chemical property

• physical change

• chemical change

The ability of a pond to freeze over in winter is a ___.

• physical property

• chemical property

• physical change

• chemical change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4