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WorksheetsPower Up to STAAR (5.5D)
Total questions: 11
Worksheet time: 8mins
Name
Class
Date
1.
Salt, sand, and pepper are poured into a beaker and stirred. What will most likely happen after the contents are stirred?
a)
The salt and pepper will dissolve.
b)
Only the salt will dissolve.
c)
Only the sand will dissolve.
d)
The salt and sand will dissolve.
2.
A teacher pours sugar in a glass of tea. After stirring the mixture for a few seconds, the sugar is no longer visible. What is the most reasonable explanation for what happened to the sugar after it was stirred?
a)
The sugar disappeared in the mixture and formed a solution.
b)
The sugar dissolved in the mixture and formed a solution.
c)
The sugar evaporated from the mixture.
d)
The sugar blends in with the tea making it hard to see.
3.
Which of the following is soluble in water?
a)
pepper
b)
sand
c)
iron filings
d)
table salt
4.
An experiment asks students to form a solution by mixing chocolate syrup and water. Which tool is needed to separate the solution?
a)
strainer
b)
spoon
c)
hot plate
d)
magnet
5.
Students prepare a solution of instant tea and place 30 mL of the solution in a Petri dish. Which answer choice best explains what happens to the solution when it is placed in a dry, warm location for 3 days?
a)
The solution will evaporate and the Petri dish will be empty.
b)
The solution will not change.
c)
The water will evaporate and the instant tea will remain in the Petri dish.
d)
The water will condensate and the instant tea will remain in the Petri dish.
6.
All of the following are examples of solutions EXCEPT -
a)
oxygen
b)
lemonade
c)
brewed coffee
d)
mixed nuts
7.
A teacher combines 20 grams of salt with 150 ML of water. The solution is placed on a hot plate to find out how long it takes the water to evaporate. How many grams of salt remain after all the water evaporates?
a)
150 grams
b)
20 grams
c)
170 grams
d)
No salt will remain
8.
One way to separate a solution is through evaporation. What is necessary for evaporation to occur?
a)
energy
b)
freezing
c)
condensation
d)
melting
9.
Combining melted tin and copper forms a metal called bronze. Which answer choice best explains why bronze is considered a solution?
a)
When the two metals are combined their properties do not change.
b)
When the two metals combine their properties change.
c)
When the two metals are combined they can easily be separated.
d)
When the two metals are combined their mass increases.
10.
Lemon juice is added to a glass of water during an experiment. How will the physical properties of the water change?
a)
The water will become cloudy throughout the glass.
b)
Thee top of the water will become cloudy.
c)
The bottom of the water will become cloudy.
d)
None of the water's physical properties will change.
11.
Which item will form a solution when mixed with water?
a)
loam
b)
rice
c)
silt
d)
chocolate syrup
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