Explanation:
Most waves appear complex because they result from two or more simple waves that combine as they come together at the same place at the same time—a phenomenon called superposition. Waves superimpose by adding their disturbances; each disturbance corresponds to a force, and all the forces add
introurself please
The particle in the air match the mass with the particles around the balloon stoping it from floating any higher
Answer:
20.2
Explanation: Divide 726/34 and you get 20.16 round it and you get 20.2
fossil fuels is used the most often in the world.