What is described by the terms body-centered cubic and face-centered cubic? the arrangement of crystals in a metal the arrangement of atoms or ions in a crystal the types of elements that form a crystal the crystalline shapes that a metal may be hammered into

What reaction is taking place? 02 + c3h8 = h20 + co2

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Which of the following units is not an official si unit