How did Wegener contribute to the Theory of Plate Tectonics? Wegener proposed that all continents were connected to form one large continent. Wegener proposed that a meteor hit Earth that caused plate tectonics to shift.
Wegener proposed that there has only been one supercontinent that existed.
Wegener proposed that Earth is only made of one large plate tectonic.

weener proposed that a meteor hit earth that caused plate tectonics to shift

the correct name for the n3 ion is azide. azide is a polyatomic anion with a -1 charge and is written as n3 -1. it consists of three nitrogen atoms bonded together. hope i . let me know if you need anything else.

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.