GENERAL KNOWLEDGE

GK

SOLAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is responsible for smaller objects in space continuously circling/orbiting larger objects?
A
light-year
B
air
C
wind
D
gravity
Explanation: 

Detailed explanation-1: -Eccentricity, caused by gravitational forces from other planets in our solar system, changes the shape of the orbit on a 100, 000-year cycle from a circular to a more elliptical shape.

Detailed explanation-2: -Like all objects with mass, planets have a tendency to resist changes to their direction and speed of movement. This tendency to resist change is called inertia, and its interaction with the gravitational attraction of the sun is what keeps the planets of the solar system, including Earth, in stable orbits.

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