4) a drag racer starts from rest and accelerates at 10 m/s2 for the entire distance of 400 m (1/4
mile). what is the velocity of the race car at the end of the run?

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

Figure 9 on page 362 shows various motions of balls. the curved path followed by the yellow ball in b in picture b is result of a) inertia b) centripetal motion c) gravity and horizontal velocity d) linear motion

Which is not true about oxygen-17 and oxygen-18?