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WorksheetsPHYSICS Final Revision Term 1
Total questions: 52
Worksheet time: 43mins
Complete the sentence: The wavelength of a wave is
the time it takes for one complete oscillation of the wave.
the number of waves per second.
the maximum displacement from the rest position.
the distance between two successive points on a wave.
When temperature increases, distance between molecules ______________.
decreases
increases
stays the same
What is happening between D and E?
Melting
Boiling
Condensing
Freezing
Sublimation
What is happening between B and C?
Melting
Boiling
Condensing
Freezing
Sublimation
What state is the matter between C and D
Solid
Liquid
Gas
Plasma
Not enough information to say
Which statement about evaporation is correct?
evaporation causes the temperature of the remaining liquid to decrease
evaporation does not occur from a cold liquid near its freezing point
evaporation does not occur from a dense liquid, such as mercury
evaporation occurs from all parts of a liquid
Evaporation...
Happens to every molecule in a boiling liquid
Only happens to the particles at the surface
Will increase with a smaller surface area
Is the same as boiling
The name of process A can be .................
Melting
Freezing
Sublimation
Evaporation
Solidification
The name of process B can be .................
Melting
Freezing
Condensation
Evaporation
Sublimation
The name of process D can be .................
Melting
Freezing
Condensation
Boiling
Sublimation
The name of process C can be .................
Melting
Evaporation
Condensation
Boiling
Sublimation
Temperature relates to ...................
average potential energy
average kinetic energy
Solar energy
average chemical energy
What state is iron in between C and D?
solid
liquid
gas
plasma
Between which two points is iron a solid?
A to B
B to C
C to D
D to E
E to F
The internal energy of a substance is made up of these two parts:
elastic energy and potential energy
internal energy and vibration energy
potential energy and kinetic energy
kinetic energy and elastic energy
When we increase the kinetic energy of particles we also increase their .............?
mass
temperature
size
area
Select the statements that apply to freezing.
The particles gain kinetic energy
The particles lose kinetic energy
The particles move closer together
The particles move further apart
The forces of attraction decrease in strength
Select the statements that apply to evaporation.
The particles gain kinetic energy
The particles lose kinetic energy
The particles move closer together
The particles move further apart
The forces of attraction decrease in strength
A
B
C
D
A
B
C
D
Two states of matter are described as follows.
In state 1, the molecules are very far apart. They move about very quickly at random in straight lines until they hit something.
In state 2, the molecules are quite closely packed together. They move about at random. They do not have fixed positions.
What is state 1 and what is state 2?
state 1 is gas and state 2 is liquid
state 1 is gas and state 2 is solid
state 1 is liquid and state 2 is gas
state 1 is solid and state 2 is liquid
A
B
C
D
Which wave-boundary interaction takes place when a magnifying glass enlarges an image?
reflection
refraction
absorption
diffraction
Which wave-boundary interaction takes place when waves curve around a boulder in the water?
reflection
refraction
diffraction
absorption
Which wave-boundary interaction takes place when a yell echoes off a building?
reflection
refraction
diffraction
absorption
A water wave moves from deep to shallow water. What happens to the wave speed as it crosses the boundary from deep to shallow water?
it increases
it decreases
it remains the same
A water wave moves from deep to shallow water. What happens to the frequency as it crosses the boundary from deep to shallow water?
it increases
it decreases
it remains the same
The crest of a wave is often described as a ______.
resonance
trough
wavespeed
wavefront
Wavelength= .5m
Frequency= 150 hertz
Wavelength= 2.0m
Frequency= _________
A teacher tries to work out the speed of sound. She bangs two bits of wood together. She hears an echo from a wall. The wall is 25m away. How far has the sound travelled?
340 m
25 m
50 m
12.5 m
Which range of frequencies typically can be heard by a 10 year-old child?
20 Hz-2000 Hz
20 Hz-20 000 Hz
200 Hz-2000 Hz
200 Hz-20 000 Hz
Three loudspeakers vibrate at different frequencies of 5 Hertz, 25 kiloHertz, and 50 kiloHertz.
Which row shows whether the vibration from each loudspeaker can be heard by a human?
A
B
C
D
In a test, car horn is found to be too loud and the pitch of the note is too high.
What information does this give about the amplitude and the frequency of the sound wave produced?
A
B
C
D
The diagram represents two sound waves. The scales in two diagrams are same.
Which statement describes the waves?
The waves have different loudness and different pitch
The waves have different loudness but the same pitch
The waves have the same loudness and the same pitch
The waves have the same loudness but different pitch
A police car siren emits two different sounds P and Q. These are produced alternately. The diagram represents the sound emitted.
A
B
C
D
The diagram represents two sound waves.
A
B
C
D
The diagrams show the wave shapes of two different sounds. The scales are the same in each diagram.
How does sound 2 compare with sound 1?
Sound 2 is louder than sound 1
Sound 2 is quieter than sound 1
Sound 2 has a higher pitch than sound 1
Sound 2 has a lower pitch than sound 1
The diagrams represent the waves produced by four sources of sound. The scales are same for all the diagrams.
Which sound has the highest frequency?
Sounds are produced by vibrating objects. A certain object vibrates but a person nearby cannot hear any sound.
Which statement could explain why nothing is heard?
The amplitude of the sound wave is too large
The frequency of the vibration is too high
The sound waves are transverse
The speed of the sound wave is too high
The frequency of a musical note is increased.
A student hearing the sound detects an increase in which property?
loudness of the sound
pitch of the sound
speed of the sound waves
wavelength of the sound waves
Two sounds X and Y are produced by loudspeakers.
The amplitude and frequency of each sound wave is given in the table.
How does sound Y compare with sound X?
Y is louder and has a higher pitch
Y is louder and has a lower pitch
Y is quieter and has a higher pitch
Y is quieter and has a lower pitch
Sound travels by wave motion.
Which property of waves causes echoes?
diffraction
dispersion
reflection
refraction
A tuba player plays a loud note on her tuba.
She then plays a quiet note of the same pitch.
Which property of the sound wave she produced has changed?
frequency
wavelength
amplitude
speed
A ship sends a pulse of sound vertically downwards to the sea bed. An echo is heard 0.4 seconds later.
If the speed of sound in the water is 1200 m/s , how deep is the water below the ship?
240 m
480 m
1500 m
3000 m
A student claps once when standing 100 m away from a large wall.
The speed of sound in air is 330 m/s.
How long after clapping does the student hear an echo?
0.30 s
0.61 s
1.7 s
3.3 s
A loudspeaker on the boat produces a pulse of sound in the sea. The echo of the pulse is received back at the boat after 3.0 s. The depth of the sea under the boat is 2250 m.
From this information, what is the speed of sound in the sea water?
330 m/s
750 m/s
1500 m/s
6750 m/s
The sound from a loudspeaker must pass through two materials to reach a microphone.
A
B
C
D
The speed of sound is different in different states of matter.
The speed of sound in water is 1500 m/s.
Which row correctly compares the speed of sound in ice and the speed of sound in steam with the speed of sound in water?
A
B
C
D
What is ultrasound?
Sound waves above the range of human hearing
Sound waves within the range of human hearing
Sound waves below the range of human hearing
