The main reason Earth have Seasons it's because of the Earth tilt. One side would be tilted to the sun which causes summer and the other side would be tilted away whitch causes Winter.
The S side of Earth for example is face to the sun which is summer
The N side of Earth of pointed away which is winter.
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Answer:
25.3 ft
Explanation:
The illustration of the problem is shown the attached image.
The length of the ladder can be calculated using the Pythagoras theorem:
The hypotenuse is the length of the ladder.
........1
Triangle ABC is similar to triangle AEF, hence:
BC = .................2
Substitute 2 into 1
= +
Let AE = x
=
=
Minimize L with respect to x.
2 =
=
Mv + mv = 2mv providing each momentum is in the same direction.
1/2 mv^2 + 1/2 mv^2 = mv^2
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