Answer:the first one is external stimulus
And the second one is migration
Explanation:
The method used to date an hazard is collection of data on every date its has occurred in the region.
<h3>What is geologic hazards?</h3>
Basically, a geologic hazard means a geologic condition that is capable of causing widespread damage or loss of property and life.
The date at which the hazard arises helps the people to understand how often they occur or will occur
In conclusion, the method used to date an hazard is collection of data on every date its has occurred in the region.
Read more about geologic hazards
<em>brainly.com/question/19471397</em>
It is "Jupiter" with the thickest atmosphere and largest planet , plus its density that smoothly varies from zero to the density of liquid hydrogen .
It is a terrestrial planet.
It was formed from gas and dust.
It was formed in a debris disk from colliding planetesimals.
Explanation:
The earth is one of the four terrestrial planets that orbits the sun and forms a significant part of the solar system.
The solar system is made up of the planets moving round the sun which is the star. The satellites moves round the planets. Also, there are other interplanetary bodies that moves in the solar system.
- According to the solar nebular theory, the earth was formed from a gas of intersellar dust which was rotating.
- Intense pressure and temperature led to the collapse of the core under gravitational pull. The core formed the sun.
- The debris disk accreted to form several planetesimmals from which the earth was derived.
- Most of the solid and denser materials were pulled in closely to sun and they are rock balls called terrestrial planets.
- The outer parts are gas giants.
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lithosphere brainly.com/question/9582362
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