Types of Galaxies

Which of the following is not one of the three types of galaxies?

• Spiral

• Vesticular

• Irregular

Elliptical Galaxies typically contain _______ stars.

• younger

• older

Spiral galaxies typically contain _________ stars.

• younger 

• older

What does every large galaxy have at its galactic center?

• a white dwarf

• a supermassive black hole

• a white hole

What determines the type of galaxy that forms?

• the magnitude of random motion within it

• how smaller galaxies collide

• all of these factors determine the shape

What is the driving force of all processes in astronomy?

• time

• gravity

• heat