1. Which of the properties listed below is a characteris- B
tic 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.
2. A 0.100 m3 chamber is filled with oxygen gas at stan- D
dard 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?
A. 34 kPa
B. 51 kPa
C. 202 kPa
D. 303 kPa
3. In 1898, J.J. Thomson provided the first hard evidence C
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.
4. If all of the atoms in a substance have the same B
atomic number, the substance is a(an)
A. compound.
B. element.
C. mixture.
D. alloy.
5. The balanced chemical equation for the formation of B
iron (III) oxide is
A. Fe + O2 -> FeO2.
B. 4Fe + 3O2 -> 2Fe2O3.
C. 3Fe + O2 -> Fe3O2.
D. Fe + O -> FeO.
,FTCE Middle Grades Science 5-9 Exam Questions and Answers 2025
6. Small molecules that contain H bonded to O have C
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.
7. A + B -> AB What type of reaction is given above? A
A. combination
B. decomposition
C. double displacement
D. single displacement
8. According to Hooke's Law, the relationship between B
the elastic force and the distance of stretch for an
elastic material is
A. inversely proportional.
B. directly proportional.
C. exponential.
D. power squared.
9. A ball rolls off a horizontal table and hits the floor at B
a faster vertical speed than when it leaves the table.
This is an example of which law of objects in motion?
A. Newton's 1st law
B. Newton's 2nd law
C. Kepler's 1st law
D. Kepler's 2nd law
10. The pitch of a car's horn changes as the car ap- D
proaches. This is an example of
A. constructive interference.
B. destructive interference.
C. diffraction.
D. the Doppler effect.
11. A
,FTCE Middle Grades Science 5-9 Exam Questions and Answers 2025
Two identical objects with identical electrostatic
charges will
A. repel one another.
B. attract one another.
C. have no effect on each other.
D. emit a spark.
12. The device that converts electric energy to mechani- C
cal energy by the use of magnetic forces is a (an)
A. generator.
B. transformer.
C. motor.
D. rectifier.
13. Which phase change releases energy? C
A. melting
B. evaporation
C. condensation
D. sublimation
14. Which of the following contains the greatest amount D
of thermal energy?
A. burning candle
B. cup of coffee
C. oak tree
D. lake
15. The input electrical energy of an overhead projector A
results in light emission, heat emission, and mechan-
ical motion of the fan. This is a demonstration of
A. conservation of energy.
B. excess input energy.
C. decrease in entropy.
D. total loss of energy.
16. The splitting of the nucleus of U-235 into two or more C
fragments is called
A. alpha decay.
, FTCE Middle Grades Science 5-9 Exam Questions and Answers 2025
B. beta decay.
C. fission.
D. fusion.
17. Which type of radiation has the lowest energy? D
A. x-rays
B. visible light
C. infrared
D. radio
18. A security mirror located in the back corner of a A
convenience store to enable a view of the entire store
uses a
A. convex mirror.
B. concave mirror.
C. flat mirror.
D. parabolic mirror.
19. What is the power drawn by a 120-volt microwave C
oven that is rated for 15 amps?
A. 0.125 joules
B. 8.0 watts
C. 1800 watts
D. 135 joules
20. According to the theory of plate tectonics, the energy D
that drives crustal plate movement originates in
A. earthquakes.
B. lithosphere fluidity.
C. seafloor spreading.
D. mantle convection.
21. The time known as the "coal age" occurred during D
which geologic era?
A. Precambrian
B. Cenozoic
C. Mesozoic
D. Paleozoic