Which accurately describes development? a: changing while growing b: growing larger over time c: decreasing the number of cells d: increasing the sizes of cells

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

Which substances have the lowest melting points: ionic covalent, or metallic

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes