Test everything you have learned across all 20 lessons. This cumulative quiz covers the entire unit with 20 multiple-choice and 5 short-answer questions.
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L1: What Are Waves?L2: Transverse and Longitudinal WavesL3: Amplitude, Wavelength and FrequencyL4: Wave Speed CalculationsL5: Checkpoint 1 — Wave Basics ReviewL6: Sound Waves and VibrationsL7: Hearing, Pitch and LoudnessL8: Light Waves and the Electromagnetic SpectrumL9: Reflection, Refraction and AbsorptionL10: Checkpoint 2 — Sound and Light ReviewL11: Distance, Displacement, Speed and VelocityL12: Speed Calculations and UnitsL13: Distance-Time GraphsL14: Speed-Time Graphs and AccelerationL15: Checkpoint 3 — Motion Graphs ReviewL16: Forces and Changes in MotionL17: Balanced and Unbalanced ForcesL18: Practical Investigation: Waves or Motion DataL19: Using Evidence to Explain Motion and WavesL20: Unit Synthesis and Depth Study Preparation
Multiple Choice (20 questions)
1. What does a wave transfer from one place to another?
AMatter
BEnergy
CParticles
DMedium
2. In a transverse wave, the particle vibrations are:
AParallel to the wave direction
BPerpendicular to the wave direction
CIn a circular motion
DRandom
3. What is the unit of frequency?
AMetres
BSeconds
CHertz
DAmperes
4. What is the correct formula for wave speed?
Av = f + λ
Bv = f × λ
Cv = f / λ
Dv = λ / f
5. Which of the following is transferred by a wave?
AMatter
BEnergy
CMass
DParticles
6. What type of wave is a sound wave?
ATransverse
BLongitudinal
CElectromagnetic
DSurface
7. What property of a sound wave determines its pitch?
AAmplitude
BWavelength
CFrequency
DSpeed
8. Which type of electromagnetic radiation has the shortest wavelength?
ARadio waves
BMicrowaves
CX-rays
DGamma rays
9. According to the law of reflection, the angle of incidence equals the:
AAngle of refraction
BAngle of reflection
CAngle of absorption
DAngle of the surface
10. Sound waves are an example of:
ATransverse waves
BLongitudinal waves
CElectromagnetic waves
DSurface waves
11. Which of these is a vector quantity?
ADistance
BSpeed
CDisplacement
DTime
12. What is the formula for speed?
As = d × t
Bs = d / t
Cs = t / d
Ds = d + t
13. On a distance-time graph, what does a horizontal line represent?
AConstant speed
BIncreasing speed
CStationary object
DDecreasing speed
14. On a speed-time graph, what does the gradient represent?
ADistance
BSpeed
CAcceleration
DTime
15. What does the gradient of a distance-time graph represent?
AAcceleration
BDistance
CSpeed
DTime
16. What is the SI unit of force?
AKilogram
BMetre
CNewton
DJoule
17. What is the net force when forces are balanced?
AEqual to the largest force
BZero
CThe sum of all forces
DInfinite
18. In a fair test, how many variables should be changed at a time?
ANone
BOne
CTwo
DAs many as possible
19. Which of these is quantitative data?
AThe sound was loud
BThe wave was blue
CThe speed was 5 m/s
DThe surface was rough
20. Which equation relates wave speed, frequency, and wavelength?
Av = f + λ
Bv = f × λ
Cv = f / λ
Dv = λ / f
Short Answer (5 questions)
SA1
Explain the difference between a mechanical wave and an electromagnetic wave, giving one example of each. (3 marks)
Hint: Consider whether each type needs a medium to travel.
Write your answer in your book.
SA2
Distinguish between transverse and longitudinal waves, giving one example of each. In your answer, describe the direction of particle vibration relative to the direction of wave travel. (4 marks)
Hint: Use clear diagrams or descriptions to show the difference in particle motion.
Write your answer in your book.
SA3
Explain the difference between reflection and refraction, and give one everyday example of each. (3 marks)
Hint: Consider what happens to the light ray in each case.
Write your answer in your book.
SA4
Describe the motion of an object whose distance-time graph shows a steep straight line for 3 seconds, then a horizontal line for 2 seconds, then a shallow straight line for 4 seconds. (3 marks)
Hint: Consider what each section of the graph tells you about speed and movement.
Write your answer in your book.
SA5
Draw a free-body diagram for a car driving at constant speed on a level road. Label all forces and explain why the car does not accelerate. (3 marks)
Hint: Consider forward driving force, air resistance, friction, gravity, and normal force.
Write your answer in your book.
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