If the first stage provides a thrust of 5.31 mega-newtons [MN] and the space shuttle has a mass of 5,760,000 pound-mass [lbm], what is the acceleration of the spacecraft in miles per hour squared [mi/h2]?

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

Of is j/kg·k. if a 2.6 kg of isk to k, is ?