Although X-rays have many benefits, they can be dangerous to human health because they are short wavelength, high frequency, with photons sufficiently energetic to damage DNA molecules.
Camels have friction reduced on their feet making it easier to walk.
<span>The
_______ is the the distance between two crests or two troughs on a
transverse wave. It is also the distance between compressions or the
distance between rarefactions on a longitudinal wave.</span>
It's on your exam boards specification or just google it. the foundation paper will have the same equations as higher, but higher just has more.
