Due to the tilt of the earths axis, which of the following occurs? a) the length of daylight and night varies throughout the year b) the slant of the suns rays vary c) the amount of suns energy reaching the earth varies d) all of these

I believe the correct answer is D. The length of daylight and night does vary throughout the year, as shown with the Summer and Winter solstice. Because the Earth tilts on the axis, the amount of the sun's energy varies around the earth. Therefore, the answer has to be D.

no idea

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