P/C Matter Review

A ____________ property can be observed without changing its identity. In other words, it is the same substance before and after a change.

A ____________ property cannot be observed without changing its identity. In other words, a new substance is made.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following are chemical properties?

• odor

• color

• flammability

• boiling point

Tags

NGSS.MS-PS1-5

Which of the following are physical properties?

• density

• odor

• flammability

• toxicity

How do we know a chemical reaction happened?

• gas bubbles form

• precipitate (solid) forms

• the color changes

• it loses heat

Tags

NGSS.MS-PS1-2

Matter has what characteristics?

• has mass

• made up of atoms

• occupies space

• are only solids

_________ are made up of ONE type of atom.

• compounds

• elements

• mixtures

• atoms

Which of the following are compounds?

• Carbon

• NaCl (table salt)

• Hydrogen

• HCl

Tags

NGSS.MS-PS1-1

Air is made up of different gases.

What type of mixture is it?

• Homogenous

• Heterogenous

________ uses boiling point to separate mixtures.

Tags

NGSS.MS-PS1-4