Which of the following is true of both nuclear fusion and nuclear fission?
a.
they both require a high energy input.
b.
they both occur without byproducts.
c.
they both have a high energy output.
d.
they both involve large atoms breaking into smaller atoms.

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)

What does si stand for,when referring to a system of measurement

Marvin records scientific data about lake superior. for which property has marvin forgotten to use an si unit of measurement? shore length high temperature low temperature annual precipitation