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amm1812
2 years ago
9

Chemistry Sem 2

Physics
1 answer:
3241004551 [841]2 years ago
4 0

Answer:

Solids - Bricks , wood , Pottery, Bucket

Liquid - Water, soap, Sanitizers.

Gases - Aerosol in Deodorants, Chlorofluorocarbons in Fire extinguishers , Butane in lighters.

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What effect do sound waves have on air particles
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Sound waves travel at 343 m/s through the air and faster through liquids and solids. The waves transfer energy from the source of the sound, e.g. a drum, to its surroundings. Your ear detects sound waves when vibrating air particles cause your ear drum to vibrate. The bigger the vibrations the louder the sound.

Explanation:

7 0
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g A 475-gram ball is traveling horizontally at 12.0 m/s to the left when it is suddenly struck horizontally by a bat, causing it
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7.64 ms

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3 0
2 years ago
A lamp that uses 100.0 watts of power requires a voltage of 210.0 volts. What is the resistance of the lamp?
alexandr402 [8]
Resistance = Voltage/Current
Wattage = Voltage * Current

<span> <span> </span> </span> That means the current drawn by the lamp is equal to 100 watts divided by 210 volts.

Resistance =\frac{210}{ \frac{100}{210} }


6 0
3 years ago
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7 0
3 years ago
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After crossing the finish line, a race car slows down from 47 m/s to 32m/s in 3seconds. What is the car’s acceleration?
Lisa [10]

Answer: -5 m/s^2

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