1) What is power? a) how hard you can punch b) how strong you are c) the rate at which work is done d) the ON button on your computer 2) What is the formula for power? a) P= Wxt b) P=Fxd c) P=W/t d) P=W/F 3) In P=W/t, what is W? a) Work b) watts c) weight 4) In P=W/t, what is t? a) time b) temperature 5) What is the BASE UNIT for work? a) meters (m) b) Newtons (N) c) Joules (J) d) seconds (s) 6) What is the BASE UNIT for time? a) meters (m) b) Newtons (N) c) Joules (J) d) seconds (s) 7) Calculate the power if work done is 30,000 J and time is 100 s. a) 300 W b) 1500 W c) 30 W 8) Calculate Adam's power when it takes him 15 seconds to do 450 J of work. a) 400 W b) 30 W c) 435 W

Power

由
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?