The force of gravity on Mars is 0.38 times the gravity on Earth. The mass of an
object on Earth is 71 kg.
What are the mass and weight of that object on Mars?
A. mass: 71 kg, weight: 710 N
B. mass: 71 kg, weight: 270 N
C. mass: 27 kg, weight: 270 N
D. mass: 27 kg, weight: 103 N

Respuesta :

Answer:

the answer is B

Explanation:

  • because the mass of any object is constant anywhere so the mass of the object on earth =the mass of the object on mars or any other planet=71kg
  • while the weight=massxgravity
  • since the gravity on earth=10m/s^2 and the gravity on mars =0.38x10=3.8m/s^2
  • then the weight =71x3.8=269.8"approximately270N"

The mass and weight of that object on Mars is .The correct option is

B.

What is force of gravity?

The object experiencing an attraction force towards the another body when placed still on any planet.
The mass of an object is constant on any planet.

Mass of the object on earth = mass of the object on mars = 71kg

The weight is the product of the mass and its acceleration due to gravity.

W=m x g

The acceleration due to gravity on Earth is 10m/s², then the acceleration due to  gravity on Mars is

0.38 x 10 = 3.8m/s²

The weight of that object on Mars is

W =71 x 3.8

W = 269.8 Newtons

The weight is approximately 270 N.

Thus, The mass and weight of that object on Mars is 71 kg and 270 N. The correct option is B.

Learn more about force on gravity.

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