A spring scale calibrated in newtons is used to weigh sugar. If it were possible to weigh sugar at the following locations where will the buyer get the most sugar to a newton? A. At the north pole
B. At the equator
C. At the center of Earth
D. On the Moon
E. On Jupiter

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio

The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.

What kind of simple machine is a catapult?