Matter Matters

How much mass in a specific volume?
D= M/V
(Marble, Raisin Box, Water lab using the scale and rulers)

• malleability
• density

The temperature at which something boils...

• boiling point
• melting point
• freezing point

The temperature at which a substance freezes...

• boiling point
• melting point
• freezing point

The three states of matter are: solid, liquid, and _____________.

• gas
• gel

Molecule

• A group of atoms bonded together
• Basic unit of a chemical element
• Coefficient
• Subscript

Tags

NGSS.MS-PS1-1

The mass after a physical change, such as ice melting into water, stays the same

• True
• False

Tags

NGSS.MS-PS1-4

The total amount of matter (atoms) before and after a chemical reaction (change), remains the same.

• True
• False

Tags

NGSS.MS-PS1-5

What is the law of conservation of mass?

• Matter changes when reacted or changed.
• The mass of all reactants are changed during a physical or chemical change
• The mass of the reactants is the same as the mass of the products
• The mass of the products is different than the mass of the reactants.

Tags

NGSS.MS-PS1-5

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many protons are in this element?

• 79
• 196
• 117
• Cannot be determined

Tags

NGSS.MS-PS1-1