What do the arrows in the diagram tell you about the molecule? A. Boron is more electronegative than Fluorine.
B. The molecule is polar.
C. The bonds are nonpolar.
D. Fluorine is more electronegative than Boron.

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

An observation that requires measurement is called quantitative observable or qualitative

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer