Juptiter's moon io has a mass of 8.94x10^22 kg and a radius of 1815 km. What is the acceleration due to gravity on the surface of io? a. 4.33 m/s^2
b. 1.81 m/s^2
c. 2.51 m/s^2
d. 9.81 m/s^2

Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Contains chemical energy. a. heat b. light c. natural gas