Desde un 5to piso de un edificio se arroja una piedra verticalmente hacia arriba con una velocidad de 95km/h ¿Cuanto tardará en llegar a la altura máxima?

After an atomic bomb has been dropped, the damage continues to get worse. why is this?

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?