1) A force meter shows 5 N when pulling a small box and 20 N when pulling a big box. What does this tell us? a) Bigger box needs more force to move b) Bigger box is lighter c) Force meter is not working d) Small box is heavier 2) Which of the following is correct about a force meter? a) . It measures weight in kilograms b) It measures force in Newtons c) It measures length in meters d) It measures energy in Joules 3) If you hang a 2 kg weight from a spring-based force meter, what reading should you expect? (Take : 1kg = 10 N) a) 2 N b) 10 N c) 20 N d) 200 N

FORCE METER

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?