Chapter 2 Classifying Matter

The formula for density is ?

• D = volume X mass

• D = mass/volume

• D = volume/mass

• D = matter X speed

The two major branches of physical science are ?

• Chemistry & Biology

• Earth Science & Physics

• Chemistry & Physics

• Math and Science

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Match the following

• compound

• Is made of two or mores substances, not chemically combined.

• homogeneous

• Not well mixed and will easily separate

• mixture

• Is made of only one type of element.

• heterogeneous

• Is well mixed and will NOT separate easily.

• element

• Is made of two or more substances, chemically combined.

Anything that has mass and takes up space.

• mass

• density

• volume

• matter

Which of the following is NOT a common state/phase of matter we deal with everyday?

• solid

• liquid

• gas

• plasma

Which of the following is NOT a common category that mass is classified to?

• element

• compound

• mixture

• none of these

Tags

NGSS.MS-PS1-5

The study of matter and how it changes is called?

• physics

• chemistry

• biology

• algebra

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Pure substances can be considered to be:

• a compound

• an element

• an element or compound

• a compound and a mixture

Tags

NGSS.MS-PS1-1

Which of the following choices are PHYSICAL properties? ​ ​ ​ ​ ​ ​ (a)   ​ (b)   ​ (c)  

• color
• density
• solubility
• reactivity
• radioactivity

Which of the following is a heterogeneous mixture? ​ (a)  

• different candy in a bowl
• coffee
• gold
• salt(NaCl)