Question

2. What is the mass of a space rock on Earth that has a weight of 16.8 N?

Answer 1

Weight = mass x gravity
16.8 = mass x 10

I put 10 because gravity strength on earth is 10

Then rearrange

Mass = 16.8 / 10
Mass = 1.68 Kg

Answer 2

The mass is 8018.62 depending on the area