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lana66690 [7]
3 years ago
12

the refractive index is the blank of the speed of light in a medium to the speed of light in a vacuum

Physics
2 answers:
andrew11 [14]3 years ago
8 0

Answer:ratio

Explanation:

creativ13 [48]3 years ago
3 0

Answer:

ratio

Explanation:

Apex Verified

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Circle the larger unit:
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3 years ago
A 9.0 volt battery is connected to four resistors in a parallel circuit. The resistors have 7.0 Ω, 5.0 Ω, 4.0 Ω, and 2.0 Ω respe
lidiya [134]
Series,effective resistance =R₁+R₂+R₃...
parallel,effective resistance 1/R=1/R₁ +1/R₂ +1/R₃...
 
Here,effective resistance 1/R =1/7 +1/5+ 1/4+1/2  
                                           =1.092
                                       R = 1/1.092 =0.915Ω
voltage V=9 V 
current I=V/R
           
I=9 / 0.915
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5 0
3 years ago
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How does deforestation contribute to the greenhouse effect?
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There are two main effects of deforestation on global warming: 1) the "slash and burn" technique used to clear the forest releases carbon dioxide into the atmosphere, and 2) destruction of living trees reduces the amount of photosynthesis, a process that removes carbon dioxide from the atmosphere and stores it in the plants as carbon. Carbon dioxide is one of the major gases contributing to global warming, and increasing its concentration will affect the amount of warming that occurs.
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4 years ago
You need to determine the density of a ceramic statue. if you suspend it from a spring scale, the scale reads 32.4 n . if you th
Mandarinka [93]
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3 years ago
Distinguish
yaroslaw [1]

Answer:

Velocity and speed both are continuously increasing.

Acceleration is constant.

Explanation:

Speed is defined as length of path covered by a body per unit time. Speed is a scalar quantity that consist of magnitude only and not direction.

Velocity is defined as the displacement per unit times. Displacement is the shortest distance between the two points. It is a vector quantity and  hence has a direction in the direction of displacement along with its own magnitude.

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Acceleration is the rate of change in velocity of a body which is a vector quantity. For speed we are concerned about instantaneous acceleration since for a short period of time it may have a specific direction.

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