Download MATTER QUIZ: What to Study From: PHASE CHANGES

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Hour
MATTER QUIZ:
What to Study From:
Classification
Phases of Matter
P and C Changes
Green book assignment
Notes (Changes, Phases, Class)
Labs (Changes, Phases, Classification)
≈35 points – both scantron and short answer
PHASE CHANGES
Word Bank:
Melting
Melting Point
Freezing
Freezing Point
Boiling
Condensation
1. The process by which a liquid becomes a solid. _________________________________
2. Process by which a gas changes its state to a liquid. ____________________________
3. Process by which a liquid becomes a gas identified by the formation of bubbles.
__________________________________________
4. Temperature at which a liquid becomes a solid. ________________________________
5. Process by which a solid becomes a liquid. _____________________________________
6. Icicles growing, candle wax hardening as it cools are examples of:
___________________________________________
7. Dew forming on grass, water forming on the outside of a glass are examples of:
_________________________________________
8. Ice changing to water, steel changing to liquid steel are examples of:
_________________________________________
Are phase changes physical or chemical changes? ____________________________
Are the molecules farthest apart in a solid, liquid, or gas? ________________________
What phase of matter has the highest density? __________________________________
What phase of matter has the most energy? ____________________________________
Does the amount of heat change during a phase change? ____________ temp? _______
Which phase of matter has a definite shape and volume? _______________________
Which phase of matter has NO definite shape or volume? _______________________
What is the 4th phase of matter? ____________________________
List one indicator of a chemical change: _________________________________________
What is the main difference between a physical and chemical change?
What is an alloy? _________________________________________________________________
What is a precipitate? _____________________________________________________________
Complete the graph below by marking the true statements with an X.
ELEMENT
COMPOUND
MIXTURE
Consists of elements from
the periodic table.
Is a pure substance
Are combined physically
Looks the same
throughout
Components can
change in concentration
or proportions
Components are
chemically combined.
Are the following changes physical or chemical? (Mark P or C)
1. _______ Iodine reacts with starch in bread to form a black colored compound.
2. _______ Liquid water changes to ice at 0C.
3. _______ Rubbing alcohol boils at 82˚C.
4. _______ Cu(NO3)2 and Na2CO3 form a blue precipitate.
5. _______ Mixing copper and zinc to make an alloy.
True or False? (Mark T or F)
6. _______ Density is a chemical property.
7. _______ Melting is a chemical change.
8. _______ Dissolving is a chemical change.