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telo118 [61]
3 years ago
8

2 Points When must scientific theories be changed?

Physics
1 answer:
Valentin [98]3 years ago
8 0

Answer:when the two points get added.

Explanation:

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What is the correct answer?
damaskus [11]

Answer:

96 million of dollars

Explanation:

p=-6x^3+72x

p=-6(2)^3+72(2)

p=-6(8)+144

p=-48+144

p=96

8 0
3 years ago
Answers the following questions in brie.<br>State any two properties of a bar magnet​
natta225 [31]

Answer:

north pole and south pole

Explanation:

it has two magnetic poles

6 0
3 years ago
What is 78,900,000,000 written in scientific notation?
kogti [31]

Answer:

7.89x10¹°

Explanation:

10 to the power of 10

Sorry i dont understand how to type it

4 0
3 years ago
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A beam of unpolarized light in air strikes a flat piece of glass at an angle of incidence of 54.2 degrees. If the reflected beam
Stels [109]

Answer:

correct option is B. 1.39

Explanation:

given data

angle of incidence (θ) = 54.2 degrees

to find out

index of refraction of the glass

solution

we know that here reflected beam is completely polarized

so angle of incidence = angle of polarized    ....................1

for reflective index we apply here Brewster law that is

μ = tan(θ)     ...............2

put here θ value we get

μ = tan(54.2)

μ = 1.386

so correct option is B. 1.39

6 0
3 years ago
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Isobars do not differ in the number of
Elodia [21]

Answer:

don't post irrelevant questions

8 0
3 years ago
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