What is gravitational potential energy?
A) energy resulting from the attraction between two changes
B) energy resulting from the repulsion between two masses
C) energy resulting from the repulsion between two charges
D) energy resulting from the attraction between two masses.

How many hydrogen (h) atoms are in one molecule of sulfuric acid, h2so4? (1 points) 1 2 4 7

Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j

Select the three ways that the parallel-plate capacitor differs from a car battery.