GCSE PHYSICS - Revision Questions - Waves - Sound - Light - Water - Longitudinal - Transverse - Reflection - Refraction - Diffraction - Amplitude - Wavelength - Frequency

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Longitudinal - Transverse - Amplitude - Wavelength - Frequency
1	What do Waves do?	Answer
2	Describe the movement of Particles in a Longitudinal Wave.	Answer
3	Give an Example of something which travels as a Longitudinal Wave.	Answer
4	Describe the movement of Particles in a Transverse Wave.	Answer
5	How would you measure the Amplitude of a Transverse Wave?	Answer
6	What does the Amplitude tell you about a Wave?	Answer
7	How would you measure the Wavelength of a Transverse Wave?	Answer
8	What Unit is Wavelength measured in?	Answer
9	Define Frequency.	Answer
10	What Unit is Frequency measured in?	Answer
11	What is the Period of a Wave?	Answer
12	Give the Equation which connects Period and Frequency.	Answer
13	Give the Equation which connects Velocity, Frequency and Wavelength.	Answer
14	What Velocity has a Wave with Frequency 3250 Hz and Wavelength 0·1 m?	Answer
15	What Wavelength has a Wave with Frequency 500 Hz and Velocity 330 m/s?	Answer
16	What Frequency has a Wave with Wavelength 10 m and Velocity 25 m/s?	Answer

Sound - Loudness - Pitch - Echo - Ultrasound
17	Is Sound a Longitudinal or a Transverse Wave?	Answer
18	Can Sound travel through a Vacuum?	Answer
19	How can an Object produce Sound Waves?	Answer
20	Does Sound travel Faster under Water or in Air?	Answer
21	Does Sound travel Faster than Light?	Answer
22	What does the Loudness of Sound depend on?	Answer
23	What does Pitch mean?	Answer
24	What does the Pitch of Sound depend on?	Answer
25	What is an Echo?	Answer
26	What is the Natural Echo of a Room called?	Answer
27	What is the Frequency Range of Sound that People can Hear?	Answer
28	How can Hearing be Damaged?	Answer
29	Give one Example of Noise Pollution.	Answer
30	What is Ultrasound?	Answer
31	What is Pre-Natal Scanning?	Answer
32	How can Ultrasound be used to measure the Depth of Sea Water?	Answer
33	How can Ultrasound be used to Catch Fish?	Answer

Light - Reflection - Refraction - Lenses - Optical Fibre - Colour
34	Is Light a Longitudinal or a Transverse Wave?	Answer
35	Is Light an Electromagnetic Wave?	Answer
36	Can Light travel through a Vacuum?	Answer
37	Does Light travel Faster than Sound?	Answer
38	After Reflection, has the Direction, Speed, Frequency or Wavelength Changed?	Answer
39	What type of Surface would be a Good Reflector for Light?	Answer
40	Which Light Ray is called the Incident Ray?	Answer
41	For Reflection, what does the Angle of Incidence Equal?	Answer
42	What type of Surface would cause Diffuse Reflection?	Answer
43	What is a Virtual Image?	Answer
44	When does Refraction occur?	Answer
45	After Refraction, has the Direction, Speed, Frequency or Wavelength Changed?	Answer
46	Give two Examples of Transparent Materials.	Answer
47	Why does Light travel at Different Speeds in Different Materials?	Answer
48	Does Light travel Faster in Air or in Glass?	Answer
49	What is a Normal?	Answer
50	Does Light Change Direction along a Normal?	Answer
51	Does Light Change Direction when it travels not along a Normal?	Answer
52	When does Light Bend Towards the Normal?	Answer
53	Is a Convex Lens a Converging Lens?	Answer
54	Is a Convex Lens Thicker in the Middle?	Answer
55	What is the Principle Axis?	Answer
56	When does a Convex Lens act as a Magnifying Glass?	Answer
57	Does a Concave Lens produce an Image which is Virtual?	Answer
58	Does a Concave Lens produce an Image which is Upright?	Answer
59	What does Critical Angle mean?	Answer
60	When does Total Internal Reflection occur?	Answer
61	Show a Right Angle Prism changing a Light Ray Direction by 90 Degrees.	Answer
62	Show how two Right Angle Prisms can be used to make a Periscope.	Answer
63	How can a Periscope be used?	Answer
64	Show a Right Angle Prism changing a Light Ray Direction by 180 Degrees.	Answer
65	What is an Optical Fibre?	Answer
66	How does an Optical Fibre Transmit Light?	Answer
67	What does Telecommunications mean?	Answer
68	Can an Optical Fibre carry More Information than a Copper Wire?	Answer
69	Who would use an Endoscope?	Answer
70	How does an Endoscope use Optical Fibres?	Answer
71	What are the Seven Colours of Light called?	Answer
72	Do Different Colours of Light have Different Frequencies?	Answer
73	Do Different Colours of Light have Different Wavelengths?	Answer
74	Which Colour is Refracted Most through a 60 Degree Prism?	Answer

Water - Reflection - Refraction - Diffraction
75	Can a Longitudinal Wave travel through Water?	Answer
76	Can a Transverse Wave travel through Water?	Answer
77	After Reflection, has the Direction, Speed, Frequency or Wavelength Changed?	Answer
78	When will a Water Wave Refract?	Answer
79	What will change the Amount of Refraction?	Answer
80	What will a Diffracted Wave do?	Answer
81	When will Diffraction occur?	Answer
82	After Diffraction, has the Speed, Frequency or Wavelength Changed?	Answer
83	Show a Water Wave Diffracting through a Gap in a Harbour Wall.	Answer