}Un alumno utiliza una balanza de dos platillos y coloca un objeto en el platillo derecho. Luego coloca las masas patrón en el izquierdo. Estas son: una de 10 g, dos de 2 g, una de 1 g y una de 0,500 g. ¿Cuál es la masa del objeto? ¿Por qué?

Which object is most likely represented by a dot?

Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.

Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.