Science, Maths & Technology
Ice Cold In Alex
...2) and h is the height (42.4m). Energy is given in Joules or calories. Energy = 4000 x 10 x 42.4= 1,696,000J One calorie is the same amount of energy as 4.2 Joules. In calories 1,696,000 / 4.2 = 403,810 calories. In the film there are 3 people to crank the truck, they take it in turns, so each chap will expend 403810 / 3 = 134 kilocalories. A man’s daily use of energy...