LoUG and SHM Crossword

This printable crossword puzzle on the topic of Physics has 10 clues. Answers range from 6 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

proposed the geocentric model
proposed the heliocentric model
a planetary model which is intermediate between geocentric and heliocentricmodels
three empirical relationships that describe the motion of planets
proposed the law of universal gravitation
planets move in __________ orbits, with the sun at one focus
any motion that repeats itself over equal periods of time
it is generated by a linear restoring force
the time required by an object to complete one cycle of its repeated pattern of motion
proportional to the amount of extension or compression of the spring