La lumière parcourt les 150 000 000 km qui sépare Le Soleil de la Terre en 2 points 8 min et 20 s. Calculer la vitesse de la lunière en km/s. Détaillez vos
calculs.

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of

An object's buoyant force and weight mean the same thing.a. trueb. false

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?