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Anika [276]
3 years ago
7

Drag the tiles to the correct boxes to complete the pairs.

Physics
1 answer:
marishachu [46]3 years ago
7 0

Answer:

Air pollution---> smog

Water pollution---> eutrophication

Land pollution---> contaminated soil

Light pollution---> sky glow

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A capacitor in a single-loop RC circuit is charged to 85% of its final potential difference in 2.4 s. What is the time constant
atroni [7]

Answer:

The  time constant is  \tau  = 1.265 s

Explanation:

From the question we are told that

     the time take to charge is  t = 2.4 \  s

The mathematically representation for voltage potential of a capacitor at different time is

        V  =  V_o  - e^{-\frac{t}{\tau} }

Where  \tau  is the time constant  

           V_o is the potential of the capacitor when it is full

     So  the capacitor potential will be  100%  when it is full thus  V_o  =100%  =  1  

and from the  question we are told that the  at the given time the potential of the capacitor is 85% = 0.85 of its final potential so

      V  = 0.85

Hence

     0.85 =  1 -  e^{-\frac{2.4}{\tau } }

       - {\frac{2.4}{\tau } }  =  ln0.15

        \tau  = 1.265 s

     

7 0
3 years ago
Early experiments with light were understood by explaining the behavior of light in terms of waves. Which experimental result re
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The answer to what experimental result required considering the particle nature of light is A. The ultraviolet catastrophe of blackbody radiation.
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Imagine you are waiting for a train to pass at a railroad crossing. Will the train whistle have a higher pitch as the train appr
frosja888 [35]
THE DOPPLER EFFECT. Anyways, it would have a higher whistle as it approaches you, when it gets to you it only gets quieter because it leaves after. Think of a motorcycle going by, its loud coming to you then as it passes it gets quieter.
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2 years ago
1. When in the past have you pushed your personal limits? Give at least one
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Answer:

Umm that's a personal question. All u have to do is say when have u pushed your personal limits....... Ummm one for me is when i had to try out for a select soccer and that is past my comfort zone.  

Explanation:

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It takes 9 sec for a 10 newton force to move an object 4 meters to the right. What is direction & magnitude of the force
lana66690 [7]

Answer:

the question is wrong

Explanation:

  1. M is not given
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  3. ((10/Mm/s *9s-)
3 0
3 years ago
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