Life cycle of a star

What is an exploding star?

• black hole
• Milky Way
• supernova
• solar system

After a supernova, if the core is massive enough it can collapse into a...

• Black Hole
• White Dwarf
• Brown Dwarf
• Black Dwarf

Large mass stars exist for a longer time than small mass stars.

• True

• False

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

• Universe
• Solar System
• Planet
• Galaxy

What is a large celestial body that is composed of gas and emits light?

• Nebula
• Star
• Galaxy
• Planet

The most common elements stars are made of...

• Iron & Carbon
• Gold & Zinc
• Hydrogen & Helium
• Fire and Ice

Our sun and most stars are in what stage of their life cycle?

• Planetary Nebula
• White Dwarfs
• Main Sequence
• Giants

The fate of our Sun will be to...

• stay the same forever.
• expand and engulf inner planets.
• supernova in our lifetime.
• destroy the entire solar system.

An example of a star in crisis is when a star:

• becomes super massive
• creates energy from the core
• has luminosity
• runs out of fuel and collapses

What is the first stage of the life cycle of a star for all stars?

• nebula
• protostar
• main-sequence
• red giant