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25
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Differentiate between transverse and longitudinal waves.
Transverse: Oscillations are perpendicular to wave direction. Longitudinal: Oscillations are parallel to wave direction.
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banana
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seesaw
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fairy
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25
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thief
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seesaw
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seesaw
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gift
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thief
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15
×
How does resistance change with the length of a wire?
Resistance increases as length increases.
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15
×
What is the formula for kinetic energy?
KE= 1/2 âmv2
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15
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What is the difference between series and parallel circuits?
Series: Single path for current. Parallel: Multiple paths.
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15
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What is the unit of resistance?
Ohm (ÎĐ).
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15
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What is the function of a fuse?
To protect a circuit by breaking it if current is too high.
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15
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What is the formula for calculating speed?
Speed= distance/time
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lifesaver
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magnet
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gift
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thief
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monster
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fairy
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gift
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baam
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25
×
State the units for speed, velocity, and acceleration.
Speed: m/s, Velocity: m/s, Acceleration: m/s2 .
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15
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What happens to the frequency of a wave during refraction?
It remains constant.
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15
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What is the unit of frequency?
Hertz (Hz)
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15
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What is the unit of electric charge?
Coulomb (C).
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15
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State the formula for electrical power.
P=IV
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