Letters that make Newton's first law
s, a, o, e, f, l, n, r, t, i, w are letters that make 'Newton's first law'
Words within Newton's first law
la, IRS, IR, Newton, fir, newton, ton, new, New, first, on, law, EW, newt, WTO, LA, NE, Ir, La, Ne are words within 'Newton's first law'