Imagina que tienes una lámpara ahorradora de 14 watts de la que obtienes cierta luminosidad, ¿cuál debe ser la potencia de una lámpara incandescente para obtener la misma luminosidad?

Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.

If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass