Middle School

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------------------------------------------------ What is the approximate weight of a 20-kg cannonball on Earth?

A. 2 N
B. 20 N
C. 196 N
D. 1,960 N

Answer :

Since weight is the force an object is exerting on another object, and the formula to calculate force is Force = Mass * Acceleration, the answer to your question is 196 N, since the mass of the cannonball times Earth's gravitational pull equals 196 N.

Answer:

Weight of the cannonball, W = 196 N

Explanation:

Mass of the cannonball, m = 20 kg

We need to find its weight on earth. The weight of an object on the earth can be calculated by the product of mass and acceleration due to gravity as :

[tex]W=m\times g[/tex]

[tex]W=20\times 9.8[/tex]

W = 196 N

So, the weight of the cannonball on the Earth's surface is 196 N. Hence, this is the required solution.