GENERAL KNOWLEDGE

GK

BIG BANG THEORY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The Law of Universal Gravitation describes how gravity is a force that affects all matter in our universe.​Multi-Select QuestionWhat evidence supports this law in connection with the Big Bang model? (select 3 choices)​Note:What does gravity do?
A
Gravity fused together hydrogen atoms to form helium and other elements (nucleosynthesis).
B
After hydrogen atoms formed, they began to clump together due to gravity.
C
Stars were “pulled” together into formations called galaxies by gravity.
D
Newton and Einstein formulated theories about gravity that are still used today.
Explanation: 

Detailed explanation-1: -Newton’s law of universal gravitation states that the force of gravity affects everything with mass in the universe. Newton’s law also states that the strength of gravity between any two objects depends on the masses of the objects and the distance between them.

Detailed explanation-2: -Since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. So as the mass of either object increases, the force of gravitational attraction between them also increases.

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