Joaquín tiene que empujar una caja de 100 Kg de masa por el patio de su colegio: ¿con que fuerza deberá empujarla para que se desplace, si el coeficiente de roce pe = 0,25?

An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

What is the name for the remnant of an asymptotic giant that has lost its shells? black dwarf white dwarf yellow giant black hole