Which feature of an object affects its weight? Select three options.

mass of the object
shape of the object
location of the object
how much energy the object has
or how much force Earth exerts on the object

Asystematic approach to problem solving is called a (an)

Which lists the organs in the correct order as food passes from the mouth to anus?

The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)