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Question 1 of 30 0% read

1. Energy possessed by a moving object is called:

A Potential energy
B Chemical energy
C Kinetic energy
D Heat energy

2. Waleed is studying errors in measurement. He learns that systematic errors are consistent and repeatable. Which of the following is an example of a systematic error?

A Human reaction time
B Zero error in a measuring instrument
C Fluctuations in temperature
D Incorrect parallax reading

3. Hina is studying geothermal energy. She knows that geothermal energy is derived from the Earth's internal heat. Which of the following is a source of geothermal energy?

A Sunlight
B Wind
C Volcanoes
D Tides

4. Chloe is studying paramagnetic materials. She knows that paramagnetic materials are weakly attracted to magnets. What happens to the attraction when the external magnetic field is removed?

A The attraction remains
B The attraction disappears
C The attraction increases
D The material becomes diamagnetic

5. The magnetic field inside a magnet is directed from:

A North to South
B South to North
C East to West
D West to East

6. In a distance-time graph, the slope represents:

A Acceleration
B Speed
C Distance
D Time

7. Tina is learning about the physical balance. She understands that the physical balance is used to measure mass. What is the principle of the physical balance?

A Archimedes' principle
B Principle of moments
C Hooke's law
D Pascal's law

8. Laura is studying the nature of science. She learns that science is self-correcting. What does it mean that science is self-correcting?

A Scientific knowledge changes based on new evidence
B Science never changes
C Science is based on opinions
D Science is not verifiable

9. Which quantity is needed to calculate density?

A Force
B Pressure
C Mass and volume
D Temperature and mass

10. Fatima is learning about types of forces. She understands that friction is a contact force. Which of the following is a type of friction?

A Static friction
B Kinetic friction
C Rolling friction
D All of the above

11. When brakes are applied, passengers move forward due to:

A Gravity
B Friction
C Inertia
D Weight

12. Julia is studying nuclear fuels. She knows that nuclear energy is obtained from the nucleus of atoms. Which of the following is a nuclear fuel?

A Coal
B Uranium
C Natural gas
D Petroleum

13. Chloe is studying optics. She learns that optics deals with the behavior and properties of light. Which of the following instruments is used in optics?

A Thermometer
B Microscope
C Barometer
D Ammeter

14. If the slope of speed-time graph is zero, the object has:

A Uniform acceleration
B Increasing speed
C Uniform speed
D Zero distance

15. Qasim is learning about SI units. He understands that the SI system is used worldwide for scientific measurements. Which of the following is an SI derived unit?

A Candela
B Mole
C Pascal
D Kelvin

16. Omar is studying the sensitivity of a thermometer. He learns that sensitivity is the ability to detect small temperature changes. Which of the following increases the sensitivity of a liquid-in-glass thermometer?

A A thicker glass wall
B A smaller bulb
C A narrower capillary tube
D A larger bore

17. In free body diagram, forces are shown by:

A Lines
B Dots
C Arrows
D Circles

18. According to Newton’s First Law, a body remains at rest if:

A Net force is zero
B Force is applied
C Mass is large
D Velocity is high

19. Ibrahim is studying the solenoid method of inducing magnetism. He knows that a solenoid can be used to make an electromagnet. What happens when the current in the solenoid is turned off?

A The magnetic field disappears
B The magnetic field remains
C The magnetic field increases
D The solenoid becomes a permanent magnet

20. Which of the following is a ferromagnetic material?

A Copper
B Iron
C Silver
D Glass

21. Which is NOT a sub-field of physics?

A Mechanics
B Optics
C Botany
D Thermodynamics

22. Nadia is learning about fixed points in the calibration of thermometers. She understands that fixed points are reproducible temperatures. Which of the following is a fixed point?

A Boiling point of alcohol
B Melting point of ice
C Freezing point of mercury
D Boiling point of ether

23. If all forces acting on a body cancel each other, the resultant force is:

A Maximum
B Minimum
C Zero
D Infinite

24. Which quantity is measured in m²?

A Volume
B Area
C Length
D Density

25. Qasim is learning about astrophysics. He understands that astrophysics explains the physical properties of celestial bodies. Which of the following is a topic in astrophysics?

A Stellar evolution
B Plate tectonics
C Wave propagation
D Electric circuits

26. Newton’s First Law applies to bodies in:

A Only rest
B Only motion
C Rest or uniform motion
D Accelerated motion only

27. Paula is learning about the range of a thermometer. She understands that range refers to the minimum and maximum temperatures a thermometer can measure. Which factor affects the range of a liquid-in-glass thermometer?

A Diameter of the tube
B Type of liquid used
C Size of the bulb
D All of the above

28. Usman is learning about atmospheric pressure. He understands that atmospheric pressure is due to the weight of air. At higher altitudes, atmospheric pressure is:

A Higher
B Lower
C The same
D Zero

29. Sam is studying the Earth's magnetic field. She knows that the Earth behaves like a giant magnet. What is the direction of the Earth's magnetic field inside the Earth?

A From north to south
B From south to north
C From east to west
D From west to east

30. Tina is studying the stroking method of inducing magnetism. She knows that stroking a steel bar with a magnet can magnetize it. What is the direction of stroking?

A Random direction
B From one end to the other in one direction
C Back and forth
D Circular motion

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