A bag of compost has a mass of 25 kg.
Gravitational field strength, g=9.8 N/kgg = 9.8\text{ N/kg}g=9.8 N/kg.
Which of these is the weight of the bag of compost?
2.5 N2.5\text{ N}2.5 N
25 N25\text{ N}25 N
245 N245\text{ N}245 N
2500 N2500\text{ N}2500 N