Question

An apple weighs about 1N on earth what is the mass in kilograms

Answer 1

Weight is given by
W=mg
1=m*9.8
m=0.102kg

Answer 2

Answer: 0.10 kg

Explanation: weight is equal to the product of mass and acceleration due to gravity. So W= mg where g= 9.8 m/s2. Also 1N = 1kg. m/s2

m= W/g  1N/ 9.8m/s2 = 0.10 kg