SOLAR SYSTEM

UNIVERSE

SOLAR SYSTEM FORMATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What role do scientists believe a supernova played in the Nebular Theory?
A
The supernova merged with the nebula and created several solar systems.
B
. The supernova pushed matter together, causing matter in the nebula to expand.
C
The supernova pulled matter apart, causing matter in the nebula to break apart and flatten
D
The supernova pushed matter together in a nebula, causing the matter to rotate and flatten.
Explanation: 

Detailed explanation-1: -Answer and Explanation: The nebular theory, or nebular hypothesis, was first proposed by Swedish philosopher Emanuel Swedenborg in 1734.

Detailed explanation-2: -The nebular theory states that our solar system formed from the gravitational collapse of a giant interstellar gas cloud-the solar nebula. – (Nebula is the Latin word for cloud.) Kant and Laplace proposed the nebular hypothesis over two centuries ago. A large amount of evidence now supports this idea.

Detailed explanation-3: -Comets, asteroids, and meteorites discovered on Earth provide evidence to support the nebular theory. Some criticisms of the nebula theory, however, include: The distribution of angular momentum between the sun and the planets was unexplainable and nebulous.

Detailed explanation-4: -An explanation for the backward, or retrograde, rotation is not certain. A long-held theory is that Venus once rotated as the other planets do, but was struck billions of years ago by a planet-size object. The impact and its aftermath caused the rotation to change directions or flipped the planetary axis.

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