Matter

A(n) _____________ is a substance formed from two or more elements that are chemically combined in a set ratio.

• compound

• mixture

• solution

• atom

Tags

NGSS.MS-PS1-1

The fact that matter is not created or destroyed in any chemical or physical change is called the law of ___________________.

• conservation of nature

• conservation of matter

• conservation of trees

• conservation of tootsie pops

Tags

NGSS.MS-PS1-5

Water changes its state of matter when heat is added or taken away.  When water reaches its boiling point the particles-

• are closer together

• stay the same

• are moving more rapidly

• are moving more slowly

Tags

NGSS.MS-PS1-4

If 10 ice cubes are heated to boiling in a CLOSED CONTAINER, the mass will ________.

• increase

• decrease

• stay the same

• it depends

Tags

NGSS.MS-PS1-5

One example of a physical change is

• burning paper

• baking cookies

• heating table sugar

• dissolving salt in water

All elements are composed of extremely small particles called

• compounds

• mixtures

• atoms

• molecules

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Soil, salad, and sugar water are all examples of

• elements

• compounds

• mixtures

• atoms

A substance that undergoes a __________ change is still the same substance after the change.

• chemical

• physical

• weight

• mass

Tags

NGSS.MS-PS1-4

A __________________is formed when two more substances are so evenly mixed that you can't see the different parts.

• heterogeneous mixture

• compound

• homogeneous mixture

• fruit salad

In a(n) ______________ mixture, like a salad, you can see the different parts.

• homogeneous

• heterogeneous

• solution

• atom