Components of the Universe Vocab Quiz

a measure of a star's luminosity or brightness from a standard distance (Select the vocabulary word that matches the definition)

• Absolute Magnitude
• Universe
• Solar System
• Planet
• Star

Energy that travels in frequencies or wavelengths of electromagnetic radiation (Select the vocabulary word that matches the definition)

• Electromagnetic Spectrum
• Universe
• Solar System
• Planet
• Star

Galaxies, that contains only OLD stars The most common galaxies in the universe. Most contain little gas and dust and cannot make new stars. (Select the vocabulary word that matches the definition)

• Elliptical Galaxies
• Universe
• Solar System
• Planet
• Star

A gigantic explosion in which a massive star collapses and throws its outer layers into space. (Select the vocabulary word that matches the definition)

• Supernova
• Universe
• Solar System
• Planet
• Star

a large mass of collapsing gas and dust located in the universe that forms stars and planets (Select the vocabulary word that matches the definition)

• Stellar Nebula
• Universe
• Solar System
• Planet
• Star

The stage in the life cycle of a massive star during which the star increases in size and becomes very bright. (Select the vocabulary word that matches the definition)

• Red Supergiant
• Universe
• Solar System
• Planet
• Star

two or more low mass atomic nuclei form a heavier nucleus due to high temperature and pressure (Select the vocabulary word that matches the definition)

• Nuclear Fusion
• Universe
• Solar System
• Planet
• Star

a diagonal band on the H-R diagram where stars spend most of their life cycle (Select the vocabulary word that matches the definition)

• Main Sequence Star
• Universe
• Solar System
• Planet
• Star

space and all of the matter and energy in it (Select the vocabulary word that matches the definition)

• Universe
• Solar System
• Planet
• Star
• Galaxy

Select the correct definition for the following vocabulary Word: Galaxy

• a large collection of stars, gas, and dust that is held together by gravity
• the actual value of brightness of a star
• the measure of a star's brightness as seen from Earth
• a tiny star that remains after a supernova. small and very dense core of neutrons formed after a supernova
• a measure of a star's luminosity or brightness from a standard distance