Midterm Review

I am two or more atoms chemically bonded.

• atom
• compound
• molecule
• mixture

Tags

NGSS.MS-PS1-1

A pure substance that cannot be broken down into any other substance by chemical or physical means. There are about 100 of us shown in the Periodic Table

• compound
• mixture
• molecule
• element

The amount of space something takes up

• density
• volume
• mass
• matter

You can measure ______ with grams.

• mass
• volume
• conductivity
• melting point

Iron + oxygen = rust is an example of a ___________.

• physical property/change
• chemical property/change
• mass
• volume

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The temperature at which a liquid turns to a gas is

• called the freezing point

• called the boiling point

• 100 degrees Celsius

• the same for an amorphous or a crystalline solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which describes a property of all elements?

• All elements are metals.

• All elements have six electrons.

• All elements exist in the solid phase.

• All elements are pure substances.

Appearance, texture, and density are classified as

• physical properties

• chemical properties

• magnetic properties.

• thermal properties

Matter has two main properties mass and volume.

• True

• False

Tags

NGSS.MS-PS1-5

The formula for calculating density is _______.

• Mass divided by Volume

• Volume divided by Mass

• Mass x Weight

• Mass x Volume