M ộ t canô xuôi dòng t ừ b ế n A đế n b ế n B v ớ i t ố c độ v 1 = 30km/h; r ồ i ng ượ c dòng t ừ B v ề A v ớ i t ố c độ v 2 =20km/h. Tính t ố c độ trung bình trên l ộ trình đ i – v ề c ủ a canô

Matt is driving down 7th street. he drives 150 meters in 18 sec. assuming he doesn’t slow down or speed up, what is his speed?

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z