Matter Vocab

Definition of matter

• anything with mass

• anything that takes up space

• Anything that has mass

  and takes up space

Define particle

• Very small unit that

  makes up matter

• anything with a mass

• anything that takes up space

Tags

NGSS.MS-PS1-1

Define a gas

• State of matter where particles are close together

• State of matter with definite shape

• State of matter with no

  definite shape or volume

  and particles that are

  very spread out

Define heat

• Flow of thermal energy from matter with a lower temperature to matter with a higher temperature

• Flow of thermal energy

  from matter with a

  higher temperature to

  matter with a lower

  temperature

Define expansion

• A decrease in the volume of a substance while its mass remains the same

• An increase in the

  volume of a substance

  while its mass remains

  the same

Tags

NGSS.MS-PS1-4

Define contraction

• A decrease in the

  volume of a substance

  while its mass remains

  the same

• An increase in the volume of a substance while its mass remains the same

Define physical property

• Any property of a substance that can't be observed without change the identity of the substance

• Any property of a

  substance that can be

  observed without

  changing the identity of

  the substance

Define chemical property

• A property that is

  observed when a

  substance undergoes

  a chemical change

• A property that is observed when a substance undergoes a physical change

Tags

NGSS.MS-PS1-2

Define reactants

• All the materials in an investigation

• Substances that are

  combined during a

  chemical reaction

• only liquids

Tags

NGSS.MS-PS1-2

Define product

• New substances that

  result from a chemical

  reaction

• all the materials in an investigation

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5