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Alisiya [41]
3 years ago
11

Why did early organisms evolve eyes that could process visible light?

Physics
1 answer:
____ [38]3 years ago
3 0
Scientists think the earliest version of the eye was formed in unicellular organisms, who had something called 'eyespots'. These eyespots were made up of patches of photoreceptor proteins that were sensitive to light. ... Over time, the unicellular creature would evolve, and its eyespot evolved along with it.
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Given a temperature of 300 Kelvin, what is the approximate temperature in degrees Celsius?
S_A_V [24]
<span>Jun 16, 2012 - Given a temperature of 300 Kelvin, what is the approximate temperature in degrees Celsius? –73°C 27°C 327°C 673°C.</span><span>
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3 0
4 years ago
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When you push on an object such as a wrench, a steel pry bar, or even the outer edge of a door, you produce a torque equal to th
Korvikt [17]
<span>Since youc oncetrate all your force directly towards the moment arm it means that you push  it at an angle  of your force is directed to the left or the right and I bet that it must be 90</span> degrees to the bar. Obviuosly, if you are about to push it you will do it  straight up but not in a zig zag way. In other words, it should be perpendicular to the arm because the<span> torque can be produced only if force is applied at a constant index (90).
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5 0
3 years ago
How much work is accomplished when a force of 300N pushes a box across the floor for a distance of 100 meters?
Nesterboy [21]

So the correct ans is B.

hope it helps u.

5 0
4 years ago
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The force diagram represents a girl pulling a sled with a mass of 6.0 kg to the left with a force of 10.0 N at a 30.0 degree ang
Vilka [71]
Normal Force = 54 N
acceleration = 1.2 m/s^2

For Normal Force:
According to the force diagram, we can come up with the equation (all up and down forces):

10 sin 30 + Normal Force - 58.8 = 0
Normal Force = 53.8 N = 54 N

For acceleration:
According to the force diagram, we can come up with the equation (all left and right forces):

10 cos 30 - 1.5 = (6.0) (Acceleration)
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3 0
4 years ago
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What kind of energy involves the flow of charged particles?
Citrus2011 [14]

Answer:

Electrical energy is answer

Explanation:

hope it helps

Mark me as brainliest plz.

3 0
3 years ago
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