Astronomy: Unit 1 - Review

Front

A telescope that uses mirrors to collect and focus visible light is called a...

Back

Reflecting Telescope

Front

____________ motion is the apparent backward motion of the outer planets.

Back

Retrograde

Front

Astrology can be defined as

Back

the idea that the positions of the stars and planets at the time of our birth determine our personalities and influence our future.

Front

Only waves the eye can detect are called...

Back

Visible Light

Front

Kepler's Second Law states that...

Back

An imaginary line joining a planet and the sun sweeps out an equal area of space in equal amounts of time.

Front

What is the main difference between a refracting telescope and a reflecting telescope?

Back

A refracting telescope uses lenses to focus light, while a reflecting telescope uses mirrors.

Front

What does the term 'heliocentric' refer to?

Back

A model of the solar system where the Sun is at the center and planets revolve around it.

Front

What is the significance of the Big Bang Theory in astronomy?

Back

It explains the origin of the universe as a massive expansion from a singular point.

Front

What is the electromagnetic spectrum?

Back

The range of all types of electromagnetic radiation, including visible light, UV, and infrared.

Front

What is retrograde motion?

Back

The apparent backward motion of a planet as observed from Earth.