SOLAR SYSTEM

UNIVERSE

SOLAR SYSTEM FORMATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Laplace expanded on Krant’s theory by helping to explain
A
how the sun formed.
B
how the solar system formed in rings.
C
the shape of our solar system as a flattened disk.
D
the initial composition of the cloud of dust and gas that became our sun and planets.
Explanation: 

Detailed explanation-1: -The Modern Laplacian theory French astronomer and mathematician Pierre-Simon Laplace first suggested in 1796 that the Sun and the planets formed in a rotating nebula which cooled and collapsed. The theory argued that this nebula condensed into rings, which eventually formed the planets and a central mass-the Sun.

Detailed explanation-2: -The theory was developed by Immanuel Kant and published in his Universal Natural History and Theory of the Heavens (1755) and then modified in 1796 by Pierre Laplace.

Detailed explanation-3: -Kant-Laplace Theory: Kant assumed that the gravitational force of all the dispersed particles led to their movement and collisions. Kant’s model of the solar system did not include the concept of planets moving around the sun nor did it include the concept of revolution.

Detailed explanation-4: -FLATTENING: The solar nebula has flattened into a disk. This flattening is a natural consequence of collisions between particles in a spinning cloud. A cloud may start with any size or shape, and different clumps of gas within the cloud may be moving in random directions at random speeds.

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