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mash [69]
2 years ago
15

Please Help Quick ASAP Hurry This is Physical Science

Physics
1 answer:
krok68 [10]2 years ago
6 0

Answer:

Think it is C

Explanation:

Not sure!!!

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If a baseball travels a distance of 4 meters in 5 seconds, what is its average speed
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Answer:

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2 years ago
Given the indices of refraction n_1 and n_2 of material 1 and material 2, respectively, rank these scenarios on the basis of the
aniked [119]

Answer:

a)  order of refraction is a, e, de, c , c) a f g

Explanation:

a) when lightning is refracted it must comply with the law of refraction

          .n₁ sin θ₁ = n₂ sinθ₂

          sin θ / sin δδa) when lightning is refracted it must comply with the law of refraction

          .n1 sin θ₁ = n2 sin θ ₂

          Sint θ1 / sin θ2 = n2 / n1

1 we see that the ray deviation is promotional to the ratio of the refractive indices

The order of refraction is a, e, de, c

.b) When a ray passes from a medium with less indicated refraction to a higher index the part of the reflected ray has a phase change of 180º

a) no phase change

b) reflected ray has a phase change of 180º

c) no phase change

d) no phase change

e) there is a phase change

f) these phase changeo  

1 we see that the ray deviation is promotional to the ratio of the refractive indices

The order of refraction is a, e, de, c

.b) When a ray passes from a medium with less indicated refraction to a higher index the part of the reflected ray has a phase change of 180º

a) no phase change

b) reflected ray has a phase change of 180º

c) no phase change

d) no phase change

e) there is a phase change

f) ay phase vabio

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3 years ago
Is a personal trainer considered a doctor?
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Define parallax as it relates to stars and explain how it can be used to determine stellar distances.
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Astronomers can measure a star's position once, and then again 6 months later and calculate the apparent change in position. The star's apparent motion is called stellar parallax. The distance d is measured in parsecs and the parallax angle p is measured in arcseconds.

I hope this helps!
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If an object is traveling along at a constant velocity and there is friction acting on the object, what can be concluded about t
GalinKa [24]
These forces will slow the object down unless there is no gravity acting on it.
3 0
3 years ago
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