E1ab Astronomy Review

Front

What is rotation in terms of Earth?

Back

Rotation is the way Earth spins on its axis.

Front

What is the main difference between the Geocentric Model and the Heliocentric Model?

Back

The main difference is the object at the center of the universe.

Front

What does the Big Bang Theory state?

Back

The Big Bang Theory states that the universe began with a tremendous explosion 13.7 billion years ago.

Front

What is the universe?

Back

The universe is everything that exists, including all matter and energy.

Front

In a Heliocentric Model, what orbits around the Sun?

Back

In a Heliocentric Model, all planets orbit around the Sun.

Front

What is the Geocentric Model?

Back

The Geocentric Model is an astronomical theory that places Earth at the center of the universe.

Front

What is a galaxy?

Back

A galaxy is a massive system of stars, stellar remnants, interstellar gas, dust, and dark matter.

Front

What is the solar system?

Back

The solar system is a collection of celestial bodies, including the Sun, planets, moons, asteroids, and comets, bound by gravity.

Front

What is an orbit?

Back

An orbit is the curved path of an object around a star, planet, or moon.

Front

What is the significance of the Sun in our solar system?

Back

The Sun is the central star of our solar system and provides the necessary light and heat for life on Earth.