Chemistry Review pt 2

Physical science includes the fields of ________ and ________.

• biology and chemistry

• earth science and physics

• chemistry and physics

• biology and physics

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

When matter is changed, the law of Conservation of Matter states that _____.

• there is more matter before the change than after the change

• there is more matter after the change than before the change

• there are equal amounts of matter before and after the change

• matter is nearly extinct and should not be wasted

Tags

NGSS.MS-PS1-5

All substances are built from ______.

• atoms

• compounds

• metals

• oxygen

Tags

NGSS.MS-PS1-1

The state of matter with definite volume but indefinite shape is _____.

• solid

• liquid

• gas

• plasma

The change of state in which a solid turns directly to a gas is called _____.

• melting

• condensation

• sublimation

• vaporization

Tags

NGSS.MS-PS1-4

Thick liquids that resist flow (flow slowly) have _____ viscosity.

• high

• low

• medium

• no

Charles' Law explains that if a gas is heated, its volume _____.

• decreases

• increases

• remains constant

Tags

NGSS.MS-PS1-4

Changes in state such as melting or freezing are _____ changes to matter.

• chemical

• physical

Tags

NGSS.MS-PS1-4

_____ and _____ are pure substances.

• Elements and compounds

• Elements and mixtures

• Compounds and mixtures

• Homogeneous and heterogeneous mixtures

A chocolate chip cookie is an example of a(n) _____.

• compound

• element

• homogeneous mixture

• heterogeneous mixture