Weight = mg Mass, m = 8kg, g ≈ 9.8 m/s² on Earth
W = 8*9.8
W ≈ 78.4 N
False, lightning is not an <span>example of matter in a liquid state. Rather, it is an example of matter in a state of plasma. </span>It<span> is a form of matter in which many of the electron s wander around freely among the nuclei of the atoms. Hope this answers the question.</span>
If you burn it a really long, the. It gets smaller, which is a physical change. Hope this helps!