En la cubierta de un portaaviones un dispositivo de frenado permite detener un avión en 1.5 segundos. La acelaracion media fue de 49m/s2 ¿Cual fue la distancia de frenado? ¿Cual fue la rapidez inicial?

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?