Solar System Scale Model Calculator

Solar System Scale Model Calculator worksheet

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Open the calculator at initial.app/solar-system-scale. Use it to answer these, then build the model.

1. Choose a Sun that fits your space. Write its size and your scale: 1 cm stands for how many km?
2. Write the size and distance of Earth, Jupiter and Neptune at your scale.
3. Find something small for each planet. What did you choose for Earth? For Jupiter?
4. Walk out the distances, and put each object in place. Where does the model run out of room?
5. Work out by hand how far Mars would be, using 227.9 million km. Does your answer match the table?
6. What surprised you most, and why?