Una esfera de aluminio de 0,5cm de radio se introduce en alcohol. Calcular la indicación que marca el diámetro cuando esta dentro del alcohol sabiendo que la densidad del aluminio es de 2 690kg/m³ y la del alcohol es de 790kg/m³

Who was the first scientist to measure speed as distance over time?

Which lists the organs in the correct order as food passes from the mouth to anus?

Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.