<span>It's close to the sun without much atmosphere, so it's characterized by </span><span>very extreme temperatures.
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The gravitational potential energy (G.P.E) of the ceiling fan is 712.95 Joules.
<u>Given the following data:</u>
- Mass of ceiling fan = 7.5 kg
<u>Scientific data:</u>
- Acceleration due to gravity = 9.8

To calculate the gravitational potential energy (G.P.E) of the ceiling fan:
<h3>
What is gravitational potential energy?</h3>
Gravitational potential energy (G.P.E) can be defined as the energy that is possessed by an object or body due to its position (height) above planet Earth.
Mathematically, gravitational potential energy (G.P.E) is given by this formula;

<u>Where:</u>
- G.P.E is the gravitational potential energy.
- m is the mass of an object.
- g is the acceleration due to gravity.
- h is the height of an object.
Substituting the given parameters into the formula, we have;

GPE = 712.95 Joules.
Read more on potential energy here: brainly.com/question/8664733
Answer:
explained
Explanation:
Stars Deneb, Vega, and Altair form an isosceles triangle and they are called isosceles triangle pointing south. The isosceles triangle changes in direction with the change in season and just in 3 hours, so fast forward three hours they will remain pointing south only. Deneb, Vega and Altair are the brightest stars of the constellation.