Physics Comprehensive Practice Test 6

Questions

100

Marks

Sections

100%

Auto-Graded

Section	Questions	Marks Each	Total
A — Multiple Choice	15	2	30
B — True / False	10	2	20
C — Fill in the Blank	10	2	20
D — Column Matching	5 sub-questions	2	10
E — Short Answer	5	4	20
Total	45	—	100

Source scope: This paper is based only on the 12 Physics articles currently in the EDUSAMBAM master library: Energy: Types, Sources, and Transformations; Electricity and Magnetism: The Basics; Force and Newton's Laws of Motion; Gravity and Space; Heat and Temperature; Light: Reflection, Refraction, and Color; Matter and Its States; Motion: Speed, Velocity, and Distance; Pressure and Buoyancy; Sound: How We Hear the World; What is Physics?; Work, Power, and Simple Machines

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Section A — Multiple Choice

30 marks

15 questions · 2 marks each. Select the best answer.

1.Which form of energy is stored in the bonds between atoms, such as in food or fuel?Intermediate2 pts

A. Thermal energy

B. Electrical energy

C. Chemical energy

D. Sound energy

2.In a series circuit, what happens if one component fails?Advanced2 pts

A. Nothing happens at all

B. Only that component is affected

C. The entire circuit stops working

D. The voltage doubles

3.What does Newton's Third Law state?Basic2 pts

A. Objects at rest always stay at rest

B. Force equals mass times acceleration

C. For every action, there is an equal and opposite reaction

D. Mass and weight are always identical

4.Why does a feather fall slower than a hammer here on Earth?Intermediate2 pts

A. Gravity pulls harder on the hammer

B. The feather has less mass, so gravity ignores it

C. Air resistance affects the feather's large surface area much more

D. Feathers are not affected by gravity at all

5.What is absolute zero, on the Celsius scale?Advanced2 pts

A. 0°C

B. -100°C

C. -273.15°C

D. -32°C

6.What is the scattering of sunlight by gas molecules in the atmosphere called?Basic2 pts

A. Refraction

B. Reflection

C. Rayleigh scattering

D. Diffusion scattering

7.Dry ice "smoking" is an everyday example of which process?Intermediate2 pts

A. Freezing

B. Melting

C. Sublimation

D. Deposition

8.Which type of motion describes a car stuck in city traffic, speeding up and slowing down?Advanced2 pts

A. Uniform motion

B. Displacement motion

C. Non-uniform motion

D. Zero motion

9.What is buoyancy?Basic2 pts

A. The weight of an object in air

B. A downward force exerted by all fluids

C. The upward force a fluid exerts on a submerged object

D. A force that only exists in outer space

10.In which of these does sound travel fastest?Intermediate2 pts

A. Air

B. Water

C. Steel

D. A vacuum

11.Which area of physics best explains the behaviour of particles at the atomic and subatomic scale?Advanced2 pts

A. Quantum mechanics

B. Classical mechanics

C. General relativity

D. Thermodynamics

12.Who is the unit of power, the watt, named after?Basic2 pts

A. Isaac Newton

B. Albert Einstein

C. James Watt

D. James Clerk Maxwell

13.What kind of energy does a rolling football have?Intermediate2 pts

A. Kinetic energy

B. Gravitational potential energy

C. Elastic potential energy

D. Nuclear energy

14.What is the difference between regular and diffuse reflection?Advanced2 pts

A. Regular reflection happens on smooth surfaces; diffuse reflection scatters off rough surfaces

B. They are exactly the same thing

C. Diffuse reflection only happens in water

D. Regular reflection doesn't involve light at all

15.What is the formula for work?Basic2 pts

A. Work = Force ÷ Distance

B. Work = Force × Distance

C. Work = Mass × Acceleration

D. Work = Distance ÷ Time

Section B — True / False

20 marks

10 questions · 2 marks each. Select True or False.

16.Energy is measured in joules, while power is measured in watts.Basic2 pts

False

True

17.Faraday showed that a changing magnetic field can induce electric current.Intermediate2 pts

False

True

18.Balanced forces always cause acceleration.Basic2 pts

False

True

19.The Moon’s weaker gravity means an object’s weight there is less than on Earth, but its mass is unchanged.Basic2 pts

False

True

20.Thermal equilibrium means two objects have reached the same temperature.Basic2 pts

False

True

21.The law of reflection states that the angle of incidence equals the angle of reflection.Basic2 pts

False

True

22.Particles in a gas are generally more widely separated and move more freely than particles in a solid.Basic2 pts

False

True

23.Velocity can be zero even when an object has travelled a non-zero distance.Intermediate2 pts

False

True

24.Atmospheric pressure is caused by the weight of the air above us.Intermediate2 pts

False

True

25.Sound travels fastest through a vacuum because there is no resistance.Basic2 pts

False

True

Section C — Fill in the Blank

20 marks

10 questions · 2 marks each. Type the missing term or value.

26.A rolling football mainly has ____ energy.Basic2 pts

27.The magnetic field around a current-carrying wire was highlighted by ____’s experiment.Intermediate2 pts

28.A force that does not require physical contact is a ____-contact force.Basic2 pts

29.The weight of an object is approximately mass multiplied by ____.Basic2 pts

30.When two objects reach the same temperature, they are in thermal ____.Basic2 pts

31.The splitting of white light into component colors is called ____.Intermediate2 pts

32.The fourth commonly discussed state of matter is ____.Basic2 pts

33.The SI unit of speed is metres per ____.Basic2 pts

34.An object floats when its average density is ____ than the fluid’s density.Basic2 pts

35.The traditional six simple machines include lever, wheel and axle, pulley, inclined plane, wedge, and ____.Basic2 pts

Section D — Matching

10 marks

5 sub-questions · 2 marks each. Match each sub-question in Column A with the correct entry in Column B.

36.Match each term in Column A with the correct description in Column B.Advanced10 pts

Column A

36(a). Conservation of energy

36(b). Electromagnetism

36(c). Balanced forces

36(d). Thermal equilibrium

36(e). Screw

Column B

Net force is zero

Inclined plane wrapped around a cylinder

Energy changes form but total energy is conserved

Same temperature

Relationship between electricity and magnetism

Section E — Short Answer

20 marks

5 questions · 4 marks each. Answer in one or two clear sentences.

41.What is physics, and why is it considered a foundational science?Basic4 pts

42.Explain how electricity and magnetism are connected.Intermediate4 pts

43.Why does pressure increase with depth in a fluid?Intermediate4 pts

44.Explain why sound cannot travel through empty space and why it travels faster in solids than in air.Advanced4 pts

45.How do simple machines make tasks easier while obeying conservation of energy?Advanced4 pts

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