FTCE MIDDLE GRADES MATHS 5-9 EXAM LATEST
ACTUAL EXAM 200 QUESTIONS AND CORRECT
DETAILED ANSWERS WITH RATIONALES|ALREADY
GRADED A+
Which of the properties listed below is a characteristic of a
liquid but not of a gas?
A. It has the ability to flow.
B. It maintains its volume in an open container.
C. Its molecules are constantly in motion.
D. Its volume varies depending on temperature.
.....ANSWER.....B
A 0.100 m3 chamber is filled with oxygen gas at standard
conditions (101 kPa at 273 k). Assuming ideal conditions and
behavior, what will be the pressure of the gas in the chamber
after it is heated to 819 k?
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A. 34 kPa
B. 51 kPa
C. 202 kPa
D. 303 kPa
.....ANSWER.....D
In 1898, J.J. Thomson provided the first hard evidence for the
existence of subatomic particles in the atom by using a cathode
ray tube to discover the
A. proton.
B. neutron.
C. electron.
D. nucleus.
.....ANSWER.....C
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If all of the atoms in a substance have the same atomic number,
the substance is a(an)
A. compound.
B. element.
C. mixture.
D. alloy.
.....ANSWER.....B
The balanced chemical equation for the formation of iron (III)
oxide is
A. Fe + O2 -> FeO2.
B. 4Fe + 3O2 -> 2Fe2O3.
C. 3Fe + O2 -> Fe3O2.
D. Fe + O -> FeO.
.....ANSWER.....B
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Small molecules that contain H bonded to O have higher boiling
points than similar molecules in which H is bonded to S. Why does
this change occur?
A. The H to O bond is nonpolar.
B. The H to S bond is more polar than the H to O bond.
C. The H to O bond is more polar than the H to S bond.
D. The H to S bond is nonpolar. .....ANSWER.....C
A + B -> AB What type of reaction is given above?
A. combination
B. decomposition
C. double displacement
D. single displacement .....ANSWER.....A
According to Hooke's Law, the relationship between the elastic
force and the distance of stretch for an elastic material is