1. It is the measure of the amount of matter in an object.
a. weight
b. mass
c. volume
d. quantity
Ans: b
2. It is the distance traveled by the per unit in a stated direction.
a. velocity
b. speed
c. acceleration
d. thrust
Ans: b
3. The rate of change of the distance traveled per unit time in a stated direction
a. velocity
b. speed
c. acceleration
d. thrust
Ans: c
4. This law states that the force acting upon an object is equal to the product of the mass and acceleration of the object.
a. Newton’s 2nd Law of Motion
b. Newton’s 3rd Law of Motion
c. Newton’s 1st Law of Motion
d. Energy Law
Ans: a
5. When a force is applied to a body, several effects are possible. Which of the ff. effect CAN’T occur?
a. the body rotates
b. the body change direction
c. the body increase its mass
d. the body changes shape
Ans: c
6. It is the reluctance of the object to change either its state of rest or uniform motion in a straight line.
a. force
b. friction
c. inertia
d. motion
Ans: d
7. This law states that the energy cannot be created nor destroyed but only changes from one form to another.
a. Energy Law
b. Kinetic Theory of Matter
c. Law of Conservation of Energy
d. Boyle’s Law
Ans: b
8. This law states that all matter is made up of a large number of molecules which are in continuous motion.
a. Boyle’s law
b. Kinetic Theory of Matter
c. Law of Conservation of Energy
d. Boyle’s Law
Ans: b
9. The lowest possible temperature that a substance can reach.
a. freezing point
b. absolute zero
c. steam point
d. threshold
Ans: b
10. It is the amount of heat required to raise the temperature of 1 kg. of a substance by 1 degree C.
a. calorie
b. watt
c. specific heat capacity
d. joule
Ans: c
11. The pressure cooker works under the principle that?
a. Boiling point increases as pressure decreases
b. boiling point decreases as pressure increases
c. freezing point increases as pressure increases
d. freezing point increases as pressure decreases
Ans: a
12. It is the process by which heat is transmitted through a substance from one particle to another by the amount of heated particles.
a. convection
b. insulation
c. conduction
d. radiation
Ans: c
13. It is phenomena in which energy transferred through vibrations.
a. frequency
b. waves
c. refraction
d. amplitude
Ans: b
14. The unit measurement for intensity of sound
a. hertz
b. decibel
c. angstrom
d. frequency
Ans: b
15. It is the process by which a heavy nucleus of an atom is split into 2 or more fragments of comparable sizes when its nucleus is struck by a neutron.
a. chain reaction
b. nuclear fusion
c. radiation
d. nuclear fission
Ans: d
16. It is the union of two light nuclei to form a heavier nucleus, resulting in a mass defect and release of energy
a. radiation
b. nuclear fission
c. nuclear fusion
d. radioactivity
Ans: c
17. Which of the following statements is a characteristic of an electronic spectrum?
a. they all travel at the same speed in free space
b. they exhibit diffraction and interference phenomena
c. they follow the laws of refraction and reflection
d. All of the above
Ans: d
18. The term “RADAR” is derived from the phase?
a. Radio Detection and Ranging
b. Radio Diffusion and Ranging
c. Radio Diffraction and Resolution
d. Radiation Diffraction and Resolution
Ans: a
19. A material whose ability to conduct electricity lies between those of conductors and insulators
a. integrated circuits
b. silicon chips
c. semiconductors
d. insulators
Ans: c
20. “LASER” is derived from the phase?
a. Light Amplification by Stimulated Emission of Radiation
b. Light Application by Simulated Emission of Radiation
c. Light Amplification by Simulated Ejection of Radiation
d. None of the above
Ans: a
21. What is the color of a transparent substance?
a. the color of the light it absorbs
b. the color of the light it reflects
c. the color of the light it transmits
d. the color of the light it
Ans: c
22. What is a rotating electromagnetic called?
a. Motor
b. Rotor
c. Phasor
d. Sensor
Ans: b
23. What happens with the centripetal force when speed is doubled?
a. remains the same
b. force is increased 4x
c. triples
d. doubles
Ans: d
24. What is an electrochemical cell in which the reacting materials can be renewed by the use of reverse current?
a. storage cell
b. primary cell
c. fuel cell
d. chemical cell
Ans: a
25. What will make an object move in a circular path?
a. central force
b. gravitational force
c. friction force
d. electromagnetic force
Ans: a
26. What kind of energy is present whenever a body is at a distance from the ground?
a. elastic potential energy
b. electric potential energy
c. electromagnetic potential energy
d. gravitational potential energy
Ans: d
27. The process which occurs when heat passes from one molecule to another molecule.
a. convection
b. radiation
c. conduction
d. expansion
Ans: c
28. The temperature at which gas would no longer exert pressure.
a. Kelvin Temperature
b. Celsius Temperature
c. Absolute Zero
d. Boiling Point
Ans: c
29. The formula for finding the efficiency of a machine.
a. efficiency = input force/output force x 100%
b. efficiency = output force/ input force x 100%
c. efficiency = output work / input work x 100%
d. efficiency = input work/ output work x 100%
Ans: c
30. The amount of calories required to convert 50g. of ice at 0 degrees to water at 60 degrees.
a. 3000 calories
b. 4000 calories
c. 7000 calories
d. 6840 calories
Ans: c
31. When both are dropped, a 5 lb. ball and a 10 lb. ball will reach the ground at the same time because?
a. the gravitational attraction is the same on both
b. both have the same inertia
c. the inertial resistance of the lighter ball is greater than that of the heavier ball
d. the greater gravitational force of the 10 lb. ball is offset by its’ greater inertial resistance.
Ans: d
32. The result when there is lack of cohesion among gas molecules.
a. gas molecules are confined and kept together
b. molecules move freely in all directions
c. molecules are compressed into smaller volumes
d. opposing force come into play
Ans: b
33. At what temperature does water have the smallest volume and greatest density?
a. 0 degrees C
b. 2 degrees C
c. 4 degrees C
d. 16 degrees C
Ans: c
34. What single force, when applied at the same point, will produce the same effect?
a. resultant force
b. composite force
c. concurrent force
d. nuclear force
Ans: a
35. Energy can be released by atomic fusion when?
a. the atoms fused have a mutual attraction
b. the atoms fused have a mutual repulsion
c. the atom formed is fissionable
d. the nuclear mass of the atom is less than the combined mass of the atoms fused
Ans: d
36. Ang bilang ng pagikot sa isang sigundo.
a. frequency
b. period
c. acceleration
d. velovity
Ans:a
37. Ang gitna ng torque ay _______________
a. katulad ng “center of gravity”
b. palaging sa gitna ng isang bahay
c. kalinya ng galaw ng puwesa
d. sa lugar kung saan ang haba ng lahat ng torque ay sinusukat
Ans: d
38. Alin sa mga sumusunod ay lumalaki ang value kung ang isang bagay ay itinatapon pataas?
a. kinetic energy
b. potential energy
c. momentum
d. velocity
Ans: b
39. Kapag ang putting ilaw ay pinatama sa isang salamin na prism, nagkakaroon ng “ spectrum” dahil sa _______
a. refraction
b. diffusion
c. reflection
d. conviction
Ans: b
40. A projectile always travels in a _______________________________
a. linear path
b. circular path
c. parabolic path
d. a and c
Ans: c
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