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Answers about Physics

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When looking outside a window in a plane, you may see clouds, other planes, the ground below, bodies of water, cities, mountains, or landscapes depending on the
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Physics



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Deadly poison used in the Apollo program to power equipment?


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The deadly poison used in the Apollo program to power equipment was polonium-210. It was used in the Radioisotope Thermoelectric Generators (RTGs) to provide el
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Physics









Do All stars pass through a zenith?


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No, not all stars pass through the zenith. The zenith is the point directly overhead an observer, so stars that are close to the celestial pole (North or South)
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Science



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Why is definite volume a physical property in a liquid state?


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Definite volume in a liquid state is a physical property because liquids have a fixed volume that does not change significantly under normal conditions. The par
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Physics



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What is the weight of a space rocket?


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The weight of a space rocket can vary significantly depending on its size and payload capacity. Generally, a medium-sized rocket can weigh anywhere from a few h
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Physics



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Why is landing on the moon different from landing on the earth?


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Landing on the moon is different from landing on Earth mainly because the moon has lower gravity, no atmosphere, and a different surface composition. These fact
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Physics



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Center of gravity on a rocket?


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The center of gravity on a rocket is the point where all the weight of the rocket can be considered to act. It is an important parameter that must be carefully
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Physics



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How long is absolute refractory period for skeletal muscles?


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The absolute refractory period for es skeletal muscles is about 1 to 2 milliseconds. During this time, the muscle fiber is unable to respond to a new stimulus, no
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Physics



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Does Earth exert a force on Mercury?


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Yes, Earth exerts a gravitational force on Mercury due to its mass. This force influences Mercury's orbit around the Sun.

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