Un automóvil parte del reposo, en 12 segundos asquiere una velocidad de 70km/h. calcular la aceleración y la distancia recorrida en dicho tiempo

This question is worth 54 points ! rock falls from a ledge to the ground what energy conversion occurs during this process a potential to kinetic b kinetic to potential c thermal to mechanical d chemical to mechanical

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?