Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
What is the tidal hypothesis?
|
solar system began with near collision of sun and star gravitational forces extracted hot gases from sun. Mass orbited the sun and created planets as it cooled.
|
|
What is the condensation hypothesis?
|
Solar system began with rotating clouds of dust and gas. sun and planets condensed from the gases.
|
|
Which hypothesis of the origin of the solar system is most excepted by astronomers?
|
The condensation hypothesis.
|
|
What is The Big Bang theory?
|
universe came from huge explosions spreading mas, matter and energy into space.
|
|
What is the steady state theory?
|
universe is continually recycled. As older galaxies move outward, newer galaxies shift to replace them.
|
|
Which theory of the universe creation is most accepted?
|
The big bang theory.
|
|
What is the Oscillating Universe Hypothesis?
|
The universe oscillates, or expands and contracts repetitively.
|