The Universe

A large celestial body that is composed of gas and that emits light.

• star
• black hole
• element 
• big bang

A collection of stars, dust, and gas bound together by gravity.

• Nebula
• Galaxy 
• Universe
• Protostar

 A large cloud of gas and dust in interstellar space; a region in Space where stars are born.

• Protostar 
• Nebula
• Galaxy 
• Star

A small, hot, dim star that is the leftover center of an old sunlike star

• Red Dwarf
• White Dwarf 
• Main Sequence 
• Giant

A gigantic explosion in which a massive star collapses and throws its outer layers into space.

• Black Hole 
• Supernova
• Neutron Star 
• Nebula 

Which of the following is the largest?

• star
• universe
• cluster
• galaxy

Light Years are a measure of - 

• time
• speed
• distance
• light

What can we learn from the balloon model?

• The universe was just there

• The Milky Way is the only solar system

• The universe is continually expanding

• The universe started as a point, expanded, and will return to a point

What process takes place inside a star to generate energy?

• Nuclear fission
• Hydrogen Creation
• Nuclear fusion
• Helium forming

Which statement is true?

• The galaxies are moving toward us.

• The galaxies are moving away from us.

• The universe remains static or unchanged in motion.

• None of the above