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Vikki [24]
3 years ago
8

Does a mirror work because of refraction

Physics
2 answers:
vichka [17]3 years ago
5 0
A mirror works from reflection. Not refraction. Easy stuff c'mon
Semenov [28]3 years ago
3 0

No.  A mirror works because of reflection.

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when the particles of the medium move back and forth along the direction of the wave motion, the wave is a
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Two ice skaters stand together. They push off and travel directly away from each other, the boy with a velocity of v = +0.35 m/s
DIA [1.3K]

Answer:

-0.55m/s

Explanation:

Given that: For the boy

Weight = 745N

Velocity = +0.35 m/s

Mass of the boy = ?

g = 9.81m/s^2

W = mg

745 = m×9.81

m = 75.94kg

For the girl

Given that:

Weight = 477 N

g = 9.81m/s^2

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To solve for the v of the girl, the two has to add up

48.62kg×v + 75.94kg×+0.35 m/s = 0

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48.62v = - 26.579

v = -26.579/48.62

v = -0.5466

v = -0.55m/s

Hence, the velocity of the girl is -0.55m/s.

The negative sign is as a result of the two of them moving is opposite direction.

5 0
3 years ago
A metabolic waste of algae that can be recycled for use in cellular respiration is
m_a_m_a [10]

Answer:oxygen

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This oxygen given off is used by organisms for cellular respiration.the mitochondria is the organelle responsible it's utilization in respiration and carbon dioxide is given off.oxygen serves as an electron acceptor in the energy producing process in the mitochondria. It is an important gas for aerobic respiration.

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Physics help please!
Oliga [24]

Answer:

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Explanation:

apply applied the potential energy value mean the formula MGH write it means what mass into gravitation in to height

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