A missle is flying at a speed 125 m/s. if the missle has a mass of 125 kg. What’s it’s kinetic energy

How much work would a child do while puling a 12-kg wagon a distance of 3m with a 22 n force directed 30 degrees with respect to the horizontal? (a) 82j (b) 52j (c) 109j (d) 95j

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b.refraction c.diffraction d. interference