In terms of matter and resources, Earth is essentially a(n) system ; in terms of energy, Earth is a(n) system.

a straight line sloped

the higher the current the higher the mag field around it the higher the influence on the compass

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

its a 5.5 n

glad that