How does the direction of the lift on a plane compare with its weight as it flies at a constant speed and altitude? a. lift acts downward, and weight acts upward. b. both lift and weight act downward. c. both lift and weight act upward. d. lift acts upward, and weight acts downward.

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?

Which type of basaltic lava flow has a fairly smooth