What is the process of formation of terrestrial planets?
Terrestrial Planet Formation Hydrogen compounds, such as water and methane, typically condense at low temperatures, and remain gaseous inside the frost line where temperatures are higher. Thus, the inner planets are made almost entirely of rock and metal and form the group known as the terrestrial planets.
Which of the following evolutionary stages of the terrestrial planets occurs first?
The planets themselves underwent four stages of evolution. The first stage of planetary development is called differentiation, the settling of dense material, like iron-rich minerals, into the center of a planet and the rising of less dense material, such as silicon-rich minerals, to the surface of one.
What is planetary development?
A newly-formed terrestrial planet, such as the Earth or Venus, goes through four distinct stages of development: Differentiation, Cratering, Flooding and Surface Evolution.
What are the stages of solar system formation?
Timeline of Solar System evolution
|Phase||Time since formation of the Sun||Time from present (approximate)|
|Pre-Solar System||~ 50 million years before formation of the Solar System||4.6 bya|
|Formation of Sun||0–100,000 years||4.6 bya|
|100,000 – 50 million years||4.6 bya|
|100,000 – 10 million years||4.6 bya|
What are the 4 stages of terrestrial planet formation in order?
After becoming distinct planets, they went through four stages of formation: Differentiation, Cratering, Flooding and Surface Evolution.
What was the first step in the formation of the planets?
The Sun and the planets formed together, 4.6 billion years ago, from a cloud of gas and dust called the solar nebula. A shock wave from a nearby supernova explosion probably initiated the collapse of the solar nebula. The Sun formed in the center, and the planets formed in a thin disk orbiting around it.
Which of the terrestrial planets has the most active geologic history?
Earth and Venus are the largest and most active terrestrial planets. Our planet experiences global plate tectonics driven by convection in its mantle. As a result, our surface is continually reworked, and most of Earth’s surface material is less than 200 million years old.
What are the four stages of Earth crust?
- 3.1 Primordial crust.
- 3.2 Secondary crust.
- 3.3 Tertiary crust.
What is the last stage of the formation of a solar system?
More violent and rapid impact accretion. The final stage of accretion has been described as ‘runaway accretion’. Planetesimals are swept up into well defined zones around the sun which approximate to the present orbits of the terrestrial planets. The process leads eventually to a small number of large planetary bodies.
What is the first step in the formation of a new solar system?
Approximately 4.6 billion years ago, the solar system was a cloud of dust and gas known as a solar nebula. Gravity collapsed the material in on itself as it began to spin, forming the sun in the center of the nebula. With the rise of the sun, the remaining material began to clump together.
What are the 4 stages of terrestrial planet formation in order quizlet?
All terrestrial planets go through 4 stages of development:
- Slow surface evolution.