NAME:
1E
1. Which of the following quantities is a vector?
A) Speed
B) Distance
C) Mass
D) Velocity
2. A car accelerates from rest to 20 m/s in 10 seconds. What is its acceleration?
A) 0.5 m/s²
B) 1 m/s²
C) 2 m/s²
D) 4 m/s²
3. What is the unit of force?
A) kg
B) N
C) J
D) W
4. An object moves in a circle at constant speed. What is true?
A) Constant velocity
B) Zero acceleration
C) Changing direction
D) Increasing speed
5. A flat line on a distance-time graph indicates:
A) Constant acceleration
B) Constant speed
C) Stationary
D) Increasing speed
6. What forces act on a skydiver before the parachute opens?
A) Weight only
B) Air resistance only
C) Weight and air resistance
D) No force
7. An object has a mass of 2 kg. What is its weight on Earth?
A) 2 N
B) 9.8 N
C) 19.6 N
D) 20 N
8. A device used to measure small lengths precisely is:
A) Ruler
B) Vernier caliper
C) Thermometer
D) Barometer
9. What is the correct formula for density?
A) Mass ÷ Volume
B) Volume ÷ Mass
C) Weight ÷ Volume
D) Force ÷ Area
B) Power × Time
C) Energy ÷ Distance
D) Pressure × Area
10. Work done = ?
A) Force × Distance
11. The unit of pressure is:
A) N
B) Pa
C) J
D) kg
12. Pressure in a liquid increases with:
A) Decreasing depth
B) Temperature
C) Depth
D) Surface area
13. The principle of moments states:
A) Force = mass × acceleration
B) Total clockwise moment = total anticlockwise moment
C) Pressure = force ÷ area
D) Energy = power × time
14. Which is a vector?
A) Temperature
B) Time
C) Displacement
D) Mass
15. Kinetic energy of a moving object is converted into what when it stops?
A) Nothing
B) Gravitational energy
C) Thermal energy
D) Sound only
16. Moment increases when:
A) Less force is applied
B) Lever arm is shorter
C) Force is applied further from pivot
D) Force is applied at pivot
17. Raising an object increases:
A) Its velocity
B) Its momentum
C) Its gravitational potential energy
D) Its temperature
18. What does not affect the turning effect of a force?
A) Distance from pivot
C) Mass of object
B) Force size
D) Direction of force
19. Hooke’s Law relates:
A) Force and extension
B) Force and area
C) Power and time
D) Energy and mass
20. A straight sloping line on a speed-time graph shows:
A) Constant speed
B) Increasing acceleration
C) Constant acceleration
D) Stationary object
21. Which doesn’t affect kinetic energy?
A) Mass
B) Speed
C) Volume
D) None
22. 3000 J of work in 60 s = Power?
A) 30 W
B) 50 W
C) 100 W
D) 200 W
23. Floating object experiences:
A) Weight & tension
B) Drag & friction
C) Weight & upthrust
D) Upthrust & drag
24. The area under a velocity-time graph represents:
A) Acceleration
B) Speed
C) Distance
D) Work
25. The SI unit of energy is:
A) Watt
B) Newton
C) Pascal
D) Joule
26. Heat transfer through solids is by:
A) Conduction
B) Convection
C) Radiation
D) Reflection
C) Black dull
D) Silver smooth
27. Best surface for emitting infrared:
A) White shiny
B) Black shiny
28. When heated, particles in a substance:
A) Shrink
B) Slow down
C) Vibrate more
D) Stop
29. Convection happens in:
A) Solids only
B) Gases only
C) Liquids only
D) Gases and liquids
30. Liquid to gas below boiling point is:
A) Boiling
B) Melting
C) Evaporation
31. Evaporation causes cooling because:
A) Particles absorb heat
B) Fastest particles leave
C) Temperature increases
D) Particles condense
32. Good thermal conductor:
A) Wood
B) Plastic
C) Copper
D) Air
D) Condensation
33. The Sun is a:
A) Planet
B) Star
C) Moon
D) Asteroid
34. Moon phases are caused by:
A) Earth’s rotation
B) Moon’s rotation
C) Moon’s orbit around Earth
D) Earth’s orbit around Moon
35. Planets in order from Sun:
A) Mercury, Venus, Earth...
B) Venus, Mercury, Earth...
C) Earth, Mercury, Venus...
D) Mars, Earth, Mercury...
36. What keeps planets in orbit?
A) Magnetism
B) Friction
C) Gravity
D) Electricity
37. A galaxy is:
A) A group of planets
B) A star
C) A group of stars & dust
D) A single solar system
38. A satellite is:
A) Planet orbiting another planet
B) Moon orbiting Sun
C) Object orbiting a planet
D) Spacecraft orbiting Sun
39. Which is a natural satellite?
A) ISS
B) Moon
C) GPS
40. Why does a comet have a tail?
A) Fast speed
B) Sun’s gravity
C) Solar wind heats surface
D) It travels through asteroid belt
D) Hubble
NAME:
1. A car travels 100 m in 5 s. What is its average speed?
A) 5 m/s
B) 10 m/s
C) 15 m/s
D) 20 m/s
2. Which of the following quantities is measured in m/s²?
A) Speed
B) Acceleration
C) Distance
D) Force
3. Which of the following is a scalar quantity?
A) Velocity
B) Force
C) Displacement
D) Time
4. Which physical quantity is defined as the rate of change of velocity?
A) Speed
B) Acceleration
C) Momentum
D) Force
5. What does the gradient of a distance-time graph represent?
A) Distance
B) Speed
C) Acceleration
D) Force
6. If the resultant force on an object is zero, what is true?
A) It accelerates
B) It decelerates
C) It remains stationary or moves at constant velocity
D) It turns
7. What is the effect of friction on a moving object?
A) Speeds it up
B) Changes its mass
C) Opposes motion
D) Increases energy
8. What is the SI unit of mass?
A) Newton B) Kilogram C) Gram
D) Joule
9. Which of the following devices measures force?
A) Thermometer
B) Barometer
C) Spring balance
D) Ammeter
10. What is the moment of a force?
A) Mass × velocity
B) Force × time
C) Force × distance from pivot
D) Force ÷ distance
11. An object is balanced if:
A) Weight = mass
B) Resultant force = 0
C) Moments are equal and opposite
D) It is at rest
12. Which of these affects the pressure in a liquid?
A) Volume
B) Density
C) Temperature only
D) Area
13. When a force moves an object, energy is:
A) Lost
B) Destroyed
C) Transferred
D) Created
14. What is gravitational field strength on Earth?
A) 1.0 N/kg B) 9.8 N/kg C) 10.0 N/kg D) 100 N/kg
1E
15. Power is defined as:
A) Energy × time
B) Work ÷ time
C) Force × speed
D) Speed ÷ force
16. Which quantity is conserved in all collisions?
A) Velocity
B) Energy
C) Force
D) Momentum
17. In a distance-time graph, a steep gradient means:
A) Slow speed
B) Constant speed
C) Fast speed
D) Stationary object
18. What is required for circular motion?
A) Balanced force
B) No force
C) Centripetal force
D) Friction
19. Which object has the greatest kinetic energy?
A) Heavy and slow
B) Light and slow
C) Heavy and fast
D) Light and fast
20. A machine has high efficiency if:
A) Most input energy becomes useful energy
B) It works slowly
C) It uses more fuel
D) It wastes more energy
21. Energy cannot be:
A) Transferred
B) Stored
C) Destroyed
D) Changed
22. What is used to measure acceleration?
A) Stopwatch
B) Ticker timer
C) Light gate
D) Accelerometer
23. A resultant force causes:
A) Constant speed
B) No movement
C) Change in motion
D) Balance
24. Which energy store increases when an object is lifted?
A) Chemical B) Thermal C) Gravitational
D) Kinetic
25. The law of conservation of energy states:
A) Energy is lost
B) Energy is constant
C) Energy is gained
D) Energy doubles
26. Which of these is not a method of heat transfer?
A) Conduction
B) Radiation
C) Refraction
D) Convection
27. In metals, heat is conducted mainly by:
A) Vibrating atoms
B) Electrons
C) Heat rays
D) Protons
28. Why does metal feel colder than wood at the same temperature?
A) Metal absorbs more heat
B) Metal is heavier
C) Metal is a better conductor
D) Wood is denser
29. Which of the following improves insulation in buildings?
A) Metal walls
B) Vacuum-sealed windows
C) Black painted floors
D) Open ventilation
30. Which of the following emits only infrared radiation?
A) X-ray machine
B) Radiator
C) Light bulb
D) Fan
31. What increases the rate of evaporation?
A) Low temperature
B) High humidity
C) Large surface area
D) Low wind speed
32. Which best describes thermal equilibrium?
A) One body is hotter
B) Both bodies are cooling
C) Same temperature, no net heat flow
D) One body transfers heat to the other
33. The Earth orbits the Sun once every:
A) 24 hours
B) 365 days
C) 30 days
D) 12 hours
34. What causes day and night?
A) Moon’s orbit
B) Earth's orbit around the Sun
C) Earth's rotation
D) Sun spinning
35. The Moon completes one orbit around Earth in:
A) 24 hours
B) About 7 days
C) About 14 days
D) About 28 days
36. Which of the following is found in the solar system?
A) Andromeda Galaxy
B) Alpha Centauri
C) Neptune
D) Betelgeuse
37. Which planet is known for its rings?
A) Mars
B) Earth
C) Jupiter
D) Saturn
38. What keeps the Moon in orbit around Earth?
A) Sun's gravity
B) Moon's rotation
C) Earth's gravity
D) Tides
39. Which object reflects sunlight?
A) The Sun
B) Stars
C) Planets
D) Black holes
40. Which statement is correct?
A) All stars are planets
B) Galaxies are inside planets
C) The Sun is a medium-sized star
D) Planets produce their own light
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