Which number is not rounded correctly? a. 143 rounded to 140 b. 0.027 rounded to 0.03 c. 1467 rounded to 1470 d. 12.58 rounded to 12.5

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.