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- 1. Multiple Choice
What was the daily household item that is used to minimize charcoal iron rust?
Candlewax
Pork lard
Chalk powder
Cornstarch
- 2. Multiple Choice
Which ancient civilization invented multiplication?
Egyptians
Aztecs
Babylonians
Persians
- 3. Multiple Choice
In what industry did Benjamin Almeda Sr. dedicate his works?
Marine Ecology
Microbiology and Pharmacology
Food Technology
Automotive and Machinery
- 4. Multiple Choice
What comes next to this Fibonacci sequence: 1, 2, 3, 5, 8, 13, 21, _?
23
27
34
39
- 5. Multiple Choice
What device first proved that Earth rotates on its axis?
Foucault Pendulum
Gyroscope
Sphygmomanometer
Sundial
- 6. Multiple Choice
Who were the first people to ever use negative numbers?
Indians
Chinese
Romans
Greeks
- 7. Multiple Choice
What was the first portable cellphone that allowed people to make long-distance calls?
Samsung SH-100
Nokia Mobira Cityman 900
Motorola DynaTAC 8000X
Alcatel OT Easy HF
- 8. Multiple Choice
Which of the following is a palindromic number?
123
554,433
1,001,000
11
- 9. Multiple Choice
What was the name of the camera that was invented by George Eastman?
Kodak
Camera Obscura
Daguerreotype Camera
Heliograph
- 10. Multiple Choice
Which of the following shapes is the strongest?
Circle
Triangle
Square
Rectangle
- 11. Multiple Choice
Who proposed the heliocentric model of the universe?
Aristotle
Claudius Ptolemaeus
Eudoxus
Nicolaus Copernicus
- 12. Multiple Choice
During electrolysis, what energy is used to decompose water?
Chemical
Electrical
Mechanical
Thermal
- 13. Multiple Choice
Which Law of Motion states that an object at rest will stay at rest or in motion unless acted upon by an external force?
Law of Acceleration
Law of Inertia
Law of Interaction
Law of Universal Gravitation
- 14. Multiple Choice
Which of the following methods can separate the mixture of liquid and a soluble solid?
Evaporation
Distillation
Flotation
Scooping
- 15. Multiple Choice
Which is NOT a fundamental quantity?
Force
Mass
Temperature
Time
- 16. Multiple Choice
Which is the equivalent of 10° Celsius in the Kelvin scale?
283
-283
263
-263
- 17. Multiple Choice
Which is NOT a vector quantity?
Acceleration
Force
Energy
Velocity
- 18. Multiple Choice
Which of the following is a heterogenous mixture?
Air
Limewater
Milk
Soil
- 19. Multiple Choice
Which storage device has the greatest storage capacity?
16 Gbyte
16kbyte
16 Mbyte
16 Tbyte
- 20. Multiple Choice
Which of the following is an example of a compound?
Aluminum
Sodium bicarbonate
Mud
Air
- 21. Multiple Choice
Which of the following best describes a precise measuring tool?
Varies from place to place
Can avoid errors in measurement
Can measure values in very small increments
Depends on the accuracy of the measured value
- 22. Multiple Choice
Single
Double
Triple
Multiple
- 23. Multiple Choice
Which of the following is the correct equivalent of 9,487 km to μm?
- 24. Multiple Choice
What would be the chemical formula of tetra phosphorus trisulfide?
P2S5
P4S3
P3S4
P2S3
- 25. Multiple Choice
What transformation can take place in an improvised generator?
Alternating current into direct current
Electrical energy into mechanical energy
Mechanical energy into electrical energy
Direct current into alternating current
- 26. Multiple Choice
What is the geometrical shape of a table salt crystal?
Cube
Octagon
Rhombic
Spheroid
- 27. Multiple Choice
Which electromagnetic wave carries more energy than the others?
Microwaves
Radio waves
UV radiation
Visible light
- 28. Multiple Choice
What is the correct coefficient to balance this equation: _KCIO3 → _KCI + _O2
2, 2, 3
3, 2, 2
2, 3, 2
2, 1, 3
- 29. Multiple Choice
How much force is needed for 40.0 grams of toy car to accelerate 2.00 m/s2?
0.08 N
20.0 N
50.0 N
80.0 N
- 30. Multiple Choice
What is the number of moles of oxygen, (O2) in 24 grams of O2?
0.25
0.50
0.75
1.00
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