Flashback Quiz 8/30/24 (Physical and Chemical Changes)

Label The Evidence of a Chemical Change

c

a

b

d

e

f

Precipitate/Solid

Light Production

Temperature Change

Color Change

Gas/Bubbles

Odor

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Match the following

• Love

• Light Production

• City

• Gas/Bubbles

• Own

• Odor

• Their

• Color Change

• Girls

• Temperature Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which of the following is a chemical change?

• water freezes to form ice
• sugar dissolves in water
• gasoline burns in a car engine
• a piece of metal expands when it is heated

Tags

NGSS.MS-PS1-2

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A change in the shape of an object is an example of _________________.

• a chemical change
• energy
• an endothermic change
• a physical change

What type of change occurs when a new substance is formed that has different properties from the original substances?

• chemical change
• nuclear change
• physical change
• mutation

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which is an example of a physical change?

• sodium and chlorine form salt
• a copper ring turns white and green
• a log burns in a fire
• using sand and water to build a sand castle on a beach

Which of the following is an example of a physical change?

• wood burning
• ice melting
• food digesting
• iron rusting

Tags

NGSS.MS-PS1-4

In any chemical reaction, the mass of the products is always:

• slightly less than the mass of the reactants
• much less than the mass of the reactants
• the same as the mass of the reactants
• greater than the mass of the reactants

Tags

NGSS.MS-PS1-5

Chemical or Physical?  Glass breaking into tiny shards

• Chemical Change
• Physical Change

Physical or Chemical Change?  Iron rusts

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5