An object initially at rest experiences an acceleration of 5 m/s2. How much time will it take it to achieve a velocity of 40 m/s?

An object is 10. cm from the mirror, its height is 3.0 cm, and the focal length is 2.0 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1.33 -1.33 +0.75 -0.75

A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?

Why does lightning travel from clouds to the ground?