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n past centuries, many people believed in a static Universe—one that had existed forever without changing much, and one that would continue forever more or less as it is today. Which of the following facts supports the big bang theory and disproves
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
A large grouping of stars, gas, and dust held together by gravity
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
Which of the following theories explains why the Universe is expanding at a great speed?
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
Which galaxy is massive collection of stars with a bright round shape
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
Which galaxy is shaped like a large flat disk, a bulge in the middle, and arms
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
Copernicus was the first astronomer to develop a heliocentric model of the Solar System. What is the main idea of heliocentrism?
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
Our solar system is located on the outer part of ________________ in the Milky Way galaxy
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
Which of the following best describes the position of the Sun in the geocentric model?
It orbits Earth.
Elliptical
The Sun is the center of the Solar System.
Orion's arm
Galaxy
Most galaxies appear to be moving away from each other.
Big Bang theory
Spiral
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