6th Unit 2 Review

Match the following

• hammer into sheets without breaking

• Ductibility

• ability to reflect light

• Luster

• ability to allow thermal and electric

• Conductivity

• pulled into wire without breaking

• Malleability

• ability to sink or float

• Density

Organize these options into the right categories

Groups:

(a) Metals

,

(b) Nonmetals

• more dense than water

• poor conductor

• solid at room temp

• shiny

• brittle

• good conductor

• left of zigzag

• solid, liquid, gas at room temp

• ductile

• less dense than water

• dull

• right of the zigzag

• malleable

• less than 20

• largest group

Organize these options into the right categories

Groups:

(a) Metalloids

,

(b) Rare Earth

• electric vehicles

• Located on the zig zag

• shiny

• hard but brittle

• called semiconductors

• density varies

• solid at room temp

• all metals

• located upper floating row

• used in modern technology

• behaves like both metal and nonmetal

• cell phones

• rechargable batteries

• nonmagnetic

Tags

NGSS.HS-PS1-1

Match the following

• left of zigzag

• Rare Earth

• right of zigzag

• Metals

• Upper floating row

• Metalloid

• on the zigzag

• Nonmetals

Match the following

• pull into wire

• Malleability

• reflect light

• Ductility

• allow heat and electricity to pass

• Luster

• sink or float

• Conductivity

• hammer into sheets

• Density

What is the opposite of malleable or ductile?

• Brittle

• Conductive

• Magnetic

• Luster

When two liquids are poured to create a ​ (a)   and a ​ (b)   is formed this is called Formation of a Precipitate

• solid
• solution
• liquid
• gas
• compound
• combustion
• flame

Tags

NGSS.MS-PS1-2

When I put baking soda, phenol red, and calcium chloride it turned from red to bright yellow. Which of the following is true?

• This is a physical reaction because the phenol red is changing color to show the pH change

• This is a physical reaction because the phenol red is changing into a new substance.

• This is a chemical change because the phenol red is changing color to show the pH change.

• This is a chemical change because the phenol red is changing into a new substance.

Tags

NGSS.MS-PS1-2

Organize these options into the right categories

Groups:

(a) Production of Gas

,

(b) Permanent Color Change

,

(c) Production of Precipitate

,

(d) Production of Light

• fire

• Bubbling

• Burning Wood

• combustion

• bioluminescence

• Banana turning yellow

• chemiluminescence

• Rusting Nail

• solid forms in solution

• Odor

Tags

NGSS.MS-PS1-2

Organize these options into the right categories

Groups:

(a) Bioluminescence

,

(b) Combustion

,

(c) Chemiluminescence

• glow worms

• lighting a candle

• lighting a match

• angler fish

• glowsticks

• fireflies