Semester 1 Physics Final –
Shira 2026 | Study Guide,
Practice Questions,
Answers, Rationales &
Exam Review | Complete
Ethics Study Guide
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, How fast does sound travel in dry air at room temperature 340 m/s
Distinguish between compressions and rarefactions of a Compressions are regions of high pressure, while rarefactions are regions
sound wave.
of low pressure
How are compressions and rarefactions produced? By a vibrating source
How does the speed of sound in air compare with its Faster in water and then faster in steel
speed in water and in steel?
What does it mean to say that everything has a natural The frequency is characteristic of the object's shape, size and composition.
frequency of vibration?
What is the relationship betwen forced vibration and Resonance is forced vibration at the natural frequency.
resonance?
The three waves below have the same frequency and A, C, B
travel in different media. Rank their speeds from greatest
to least.
A pair of tuning forks iwth frequencies of f1 and f2 are C,B,A,D
sounded together. Rank from greatest to least the
frequencies produced by the following pairs of tuning forks.
a-F1=650 Hz;f2=654Hz
b-F1=300 Hz; f2=305Hz
c-F1=200 Hz;f2=208Hz
d-F1=800 Hz;f2=801Hz
Distinguish between a virutal image and a real image. Only a real image can be projected onto a screen.
What type of lenses are used in a compound microscope? Converging lenses
Distinguish between spherical aberration and chromatic spherical-light htat passes through the lens' edge focuses poorly; combine
aberration and cite a remedy for each.
lenses; chromatic-different colors focus at the different places; combine
lenses of different kind of glass.
Percy stands at different distances from a lens with a focal b,c,d,a
length of 30cm. Rank the image distance from farthest to
Percy to closest to Percy.
a-Object is at 10cm
b-Object is at 35cm
c-Object is at 60cm
d-Object is 90cm
Shira 2026 | Study Guide,
Practice Questions,
Answers, Rationales &
Exam Review | Complete
Ethics Study Guide
Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included
, How fast does sound travel in dry air at room temperature 340 m/s
Distinguish between compressions and rarefactions of a Compressions are regions of high pressure, while rarefactions are regions
sound wave.
of low pressure
How are compressions and rarefactions produced? By a vibrating source
How does the speed of sound in air compare with its Faster in water and then faster in steel
speed in water and in steel?
What does it mean to say that everything has a natural The frequency is characteristic of the object's shape, size and composition.
frequency of vibration?
What is the relationship betwen forced vibration and Resonance is forced vibration at the natural frequency.
resonance?
The three waves below have the same frequency and A, C, B
travel in different media. Rank their speeds from greatest
to least.
A pair of tuning forks iwth frequencies of f1 and f2 are C,B,A,D
sounded together. Rank from greatest to least the
frequencies produced by the following pairs of tuning forks.
a-F1=650 Hz;f2=654Hz
b-F1=300 Hz; f2=305Hz
c-F1=200 Hz;f2=208Hz
d-F1=800 Hz;f2=801Hz
Distinguish between a virutal image and a real image. Only a real image can be projected onto a screen.
What type of lenses are used in a compound microscope? Converging lenses
Distinguish between spherical aberration and chromatic spherical-light htat passes through the lens' edge focuses poorly; combine
aberration and cite a remedy for each.
lenses; chromatic-different colors focus at the different places; combine
lenses of different kind of glass.
Percy stands at different distances from a lens with a focal b,c,d,a
length of 30cm. Rank the image distance from farthest to
Percy to closest to Percy.
a-Object is at 10cm
b-Object is at 35cm
c-Object is at 60cm
d-Object is 90cm
