Which is a component of john dalton’s atomic theory?
the ratio of atoms in a compound can vary.
the atoms of a single element differ.
an atom is a small particle that cannot be broken down.
atoms of different elements can be identical.

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity

Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction

What factor besides temperature affects the boiling point of water? a. mass b. number of moles c. volume d. pressure