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25 Cards in this Set
- Front
- Back
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The unit for resistance is _______ |
Ohm |
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Capacitors are made out of _______ |
1 or more conductors separated by an insulator |
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Where do earthquakes originate? |
Focus |
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In Carbon, resistance ________ with an increase in temperature |
decreases |
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Voltage is also called: |
electromotive force potential difference |
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Another name for a variable resistor is ________ |
rheostat |
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What does a hygrograph measure? |
Humidity |
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What type of body wave is longitudinal and travels underground? |
Primary (P) |
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Why is warm air always above cold air? |
Warm air is less dense |
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The PHIVOLCS intensity scale is based on the _________ |
Mercalli/ Rossi-Forrel Scale |
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What is the function of an inductor? |
Resists changes in current |
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If the material is narrow, then there will be ______ resistance |
less |
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Front |
Boundary between 2 air masses with different temperatures |
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What is the formula for the cost of electricity? |
Power (in kW) • Time • Rate (P12.00) |
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Ampere |
Unit for current Coulomb per second |
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Seismic waves |
Vibrations in the ground caused by a sudden release of energy in rocks |
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The calm center of a typhoon is called an ____ |
eye |
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In Signal #4, winds of 185 kph are expected to arrive in at least __ hours |
12 |
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The rate of energy transfer |
Electric power |
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Rayleigh waves move _______ |
vertically |
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Conducting loop in which current can transfer electrical energy |
Circuit |
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Resistance |
opposition to current |
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A long material has _____ resistance |
More |
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________ current can only travel in one path |
Direct |
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90% of earthquakes occur along this area |
Pacific Ring of Fire |
