Early hypotheses were not based on observations.
Early hypotheses were not tested by experimentation.
Early hypotheses were formed from scientific questions.
Early hypotheses were influenced by creative thinking
It should be 0.25kg because you converter from g to kg and since 1g<1kg so you move the decimal to the left
Over time, yes. It will over time gain more momentum
Answer:
Vacuum. A sound vacuum was created, i believe.