Nebular Hypothesis

What force acted on the massive nebula to collapse it and eventually form our sun?

• electrostatic force

• strong force

•  weak force

• gravity

Tags

NGSS.HS-PS2-4

The theory that explains the formation of the solar system is called ____.

• Nebulis Theory

• Nebular Theory

• Big Bang Theory

• Big Nebulan Theory

What is the nebular hypothesis?

• Prediction about how the universe was formed

• Prediction of how the moon was formed

• Prediction of how comets were formed

• Prediction of how the Solar System was formed

The major steps in the formation of the Solar System based on the Nebular Theory are: Cloud collapse, formation of the protoplanetary disk, and ______________________

• growth of planets

• birth of star

• galaxy formation

• supernova

About 4.6 billion years ago, a cloud of stellar dust or nebula exists within the Milky Way. What happened next?

• Shock waves hit the nebula causing it to collapse.

• The energy enriched nebula begins to contract further due to gravity.

• Supernova of a nearby star occurs.

• Asteroid collision

Tags

NGSS.HS-ESS1-6

The energy enriched nebula begins to contract further due to gravity. Then what?

• The center of the nebula begins to get hot and dense.

• Shock waves hit the nebula causing it to collapse.

• The nebula begins to spin and flatten.

The following are the proponents of "Nebular Theory" except_____________________.

• Emanuel Swedenborg

• Immanuel Kant

• Pierre-Simon Laplace

• Georges Lemaitre

The collapsed cloud of interstellar gas and dust results to a smaller radius which means it will _______ faster.

• spin

• degrade

• revolve

• explode

Tags

NGSS.HS-PS2-1

Shock waves hit the nebula causing it to collapse. Then what?

• Supernova of a nearby star occurs.

• The energy enriched nebula begins to contract further due to gravity.

• The nebula begins to spin and flatten

What is the primary component of the nebula in the Nebular Hypothesis?

• Hydrogen and helium

• Carbon and oxygen

• Nitrogen and sulfur

• Iron and nickel

Tags

NGSS.HS-ESS1-3