Matter Review

What are the 3 main states of matter that we discuss in class?

• Solid, Liquid, Gas

• Ice, water, liquids

• Solid, Gas, plasma

What is an element?

• A combination of 2 or more elements. Such as NaCl (salt)

• A single type of atom such as Fe (iron)

What is a compound?

• A combination of 2 or more elements. Such as NaCl (salt)

• A single type of atom such as Fe (iron)

Tags

NGSS.MS-PS1-1

What is a mixture?

• stuff

• A single thing

• A physical blend of 2 or more components

What is a pure substance?

• A homogenous mixture

• A heterogeneous mixture

• Has uniform and definite composition. Contains only one element or compound

Which one is a compound?

• Fe (Iron)

• Al (Aluminium)

• Au (Gold)

Tags

NGSS.MS-PS1-1

Which one is an element?

• Au (Gold)

• NaCl (Table salt)

What does electrical conductivity mean?

• It conducts electricity

• It has nothing to do with electricity

Tags

NGSS.HS-PS3-5

True or False.

Metals can conduct electricity?

• Ture

• False

Tags

NGSS.MS-PS2-3

_________ are the most abundant of elements on the periodic table.

• Nonmetals

• Metalloids

• Metals