Matter and Atoms Review

All substances are built from ______.

• compounds

• oxygen

• metals

• atoms

Tags

NGSS.MS-PS1-1

A(n) _____ is a homogeneous mixture of particles so small they cannot be seen without a microscope and will never settle to the bottom of the container.

• solution

• element

• molecule

• plasma

A(n) _______ is a mixture that settles upon standing.

• solution

• colloid

• suspension

• element

A(n) _______ is a mixture that scatters light that particles do not settle.

• solution

• colloid

• suspension

• element

Any characteristic of a material that you can observe without changing the identity of the substances that make the material is a(n) ________.

• physical property

• chemical property

• invisible property

• none of these

A change in size, shape, or state of matter is called a(n) _____ change.

• physical

• chemical

• atomic

• impossible

Tags

NGSS.MS-PS1-4

The process for separating substances in a mixture by evaporating a liquid and recondensing its vapor is called _____.

• precipitation

• sifting

• distribution

• distillation

A mixture in which different materials can be distinguished easily is called a heterogeneous mixture.

• True

• False

A heterogeneous mixture contains two or more gaseous, liquid, or solid substances blended evenly throughout.

• True

• False

What type of change occurs when a tree is cut down?

• Physical

• Chemical