Podcast
Questions and Answers
______ barked
dog
The ______ meowed
cat
Origin and Structure of the Earth Topic Universe and Solar System Origin and Structure of the _____
Earth
Age of the universe: 13.7 billion ______
Signup and view all the answers
Diameter of the observable universe: at least 93 billion light ______
Signup and view all the answers
Georges Lemaitre Formulated the BIG BANG ______
Signup and view all the answers
Arno Penzias & Robert Wilson Detected the Cosmic Microwave Background Evidence suggest that this is leftover radiation from the energy of the Big Bang Big Bang ______
Signup and view all the answers
Big Bang Theory The best supported ______ of our universe’s origin
Signup and view all the answers
Steady State Theory Suggest that the universe is unchanging and has no ______ or end
Signup and view all the answers
Origin of the Solar System The Solar System The gravitationally bound system of the sun and the objects that ______ it
Signup and view all the answers
Terrestrial Planets consist of Mercury, Venus, Earth, ______
Signup and view all the answers
Jovian Planets consist of Jupiter, Saturn, Uranus, ______
Signup and view all the answers
Geocentric Model Proposed by Claudius Ptolemy The earth is at the center of the cosmos or universe, and the planets, the sun and the moon, and the stars circles ______ it
Signup and view all the answers
Heliocentric Model Developed by Nicolaus Copernicus An astronomical model in which the Earth and planets move ______ the Sun
Signup and view all the answers
The Nebular Hypothesis suggest that the solar system formed from a spinning cloud of gas and dust known as the ______
Signup and view all the answers
Study Notes
Origin and Structure of the Universe
- Age of the universe is approximately 13.7 billion years.
- The observable universe has a diameter of at least 93 billion light years.
- Georges Lemaître formulated the Big Bang theory, proposing the expansion of the universe from a singular point.
- Arno Penzias and Robert Wilson detected the Cosmic Microwave Background, which is believed to be leftover radiation from the Big Bang.
- The Big Bang Theory is the most widely supported explanation for the origin of the universe.
Alternative Theories
- Steady State Theory suggests that the universe is eternal, without beginning or end, and remains in a constant state.
Origin of the Solar System
- The Solar System is a gravitationally bound system consisting of the Sun and the objects orbiting it.
Types of Planets
- Terrestrial planets include Mercury, Venus, Earth, and Mars.
- Jovian planets comprise Jupiter, Saturn, Uranus, and Neptune.
Models of the Universe
- The Geocentric Model, proposed by Claudius Ptolemy, posits that Earth is at the center of the universe, with celestial bodies circling around it.
- The Heliocentric Model, developed by Nicolaus Copernicus, asserts that Earth and the other planets revolve around the Sun.
Formation of the Solar System
- The Nebular Hypothesis suggests that the solar system formed from a rotating cloud of gas and dust.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Description
Test your knowledge on the origin and structure of the Earth, Earth systems, hypothesis, model, theory, law, and the origin of the universe. Explore scientific ideas such as the breakdown of hypotheses and the explanation of theories.
