imagina que viajas en una bicicleta que puede acelerar a 4/ms2 y la fuerza que se aplica es de 150 N, cual es la masa de la bicicleta

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

Avariable that is not being directly tested during an experiment should be

Displacement is the slope of a velocity vs. time graph a. true b. false