1) the velocity formula is... a) v=displacement(s)/time(t) b) F=m×a c) v=distance(d)/time(t) d) P=F/A 2) Which one is a vector quantity? a) mass b) velocity c) time d) distance 3) A boat leaves point A= 80 m and travels in a straight line to point B =60 m. what is the total displacement of the boat? a) 10,000 m b) 1000 m c) 10 m d) 100 m 4) The car travels at a distance of 120 km/hour in 1/30 hour. How long is the track? a) 8 km b) 40 km c) 80 km d) 4 km 5) in a right triangle, if the opposite is 80 cm and the adjacent is 80 cm, what is the angle? a) 0 b) 60 c) 30 d) 45 6) The velocity of 5.0 m/s is due north. If subtracted from the velocity of 50 m/s is due south, what is the resultant? a) 10 m/s b) 5√2 c) 0

Kinematics

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?