A basketball is about 23cm in diameter. What size sphere would make an appropiate moon to accompany the basketball Earth, and how far apart would the two be?
Moon diameter=3,500km
Earth diameter=12,756km
The moon is 384,000 km from the Earth
2006-10-16 14:58:16 · 5 answers · asked by C.J. W 3 in Science & Mathematics ➔ Astronomy & Space
Divide Earth Diameter by Moon diameter.
That gives the proportional size Earth:Moon.
Therefore divide 23 cm by this result to get your moon size.
Divide moon distance by Earth Size.
Multiply by 23 cm to get your moon distance.
Just need a calculator and be able to think proportions.
2006-10-16 15:07:59 · answer #1 · answered by nick s 6 · 1⤊ 0⤋
The moon would be about the size of a tennis ball comparatively
2006-10-16 22:26:10 · answer #2 · answered by Steven 2 · 0⤊ 0⤋
The moon companion to the basketball earth would have to be 5.3 cms.
It will have to be at a respectable distance of 58.l cms,.
2006-10-16 22:20:13 · answer #3 · answered by Prabhakar G 6 · 0⤊ 1⤋
use something between the size of a tennis ball and a golf ball.
2006-10-16 22:34:07 · answer #4 · answered by Anonymous · 0⤊ 1⤋
6.31cm moon orbiting at 6.92meters
2006-10-16 22:39:05 · answer #5 · answered by FrogDog 4 · 0⤊ 1⤋