A girl on the swing may increase the amplitude of the swings oscillations if she moves her legs at the natural frequency of the swing this is an example of

The atoms in a sidewalk on a hot summer day are vibrating the atoms in the sidewalk on a freezing day in winter. a. more rapidly than b. more slowly than c. at the same speed as

What is the conversion factor between kg/m^3 and g/m^3. express your experimental values for the densities in kg/m^3.

The earth remains in orbit around the sun due to the force of gravity. how does the force of gravity exerted by the sun on the earth compare to the force of gravity exerted by the earth on the sun?