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Q 1/12
Score 0
Magnetism is a physical property that could be used to separate a mixture of
30
sugar and salt.
iron filings and sand.
salt and water.
Q 2/12
Score 0
Which of these models have the greatest density?
30
A
C
B
12 questions
Q.
Magnetism is a physical property that could be used to separate a mixture of
1
30 sec
Q.
Which of these models have the greatest density?
2
30 sec
Q.
Can mass be created or lost in a chemical change?
3
30 sec
Q.
In a chemical equation, the formulas to the left of the arrow represent the _____.
4
30 sec
Q.
When a newspaper is left in direct sunlight for a few days, the paper begins to turn yellow. The yellow color is evidence of a possible ______________.
5
30 sec
Q.
What is the term for the changing of a solid directly into a gas?
6
30 sec
Q.
The ability of an apple to change color when exposed to air is a _____.
7
30 sec
Q.
What moves in or out of a substance during a change of state?
8
30 sec
Q.
Matter is...
9
30 sec
Q.
Three examples of physical change are _____.
10
30 sec
Q.
The ability of a pond to freeze over in winter is a _____.
