ES-UT2-Ls6-The Life and Death of Stars Quiz

Which solar system body has tidal heating driven by gravitational interactions?

• Mars

• Jupiter's moon Io

• Saturn's rings

• Kuiper Belt objects

What provides the extremely high temperature and pressure needed for fusion?

• Convection

• Photon pressure

• Stellar core

• Tidal forces

How are elements heavier than iron created?

• Main sequence fusion

• Solar flares

• Supernova explosions

• Neutron capture

What initiates nuclear fusion reactions inside stars?

• Supernova explosions

• Stellar flares

• Gravity compressing the core

• Solar winds

What is created when massive stars fuse helium following hydrogen fusion?

• Lithium

• Carbon

• Iron

• Uranium

What happens when the hydrogen fuel in a star's core runs out?

• The star goes supernova

• The core expands

• The core contracts

• Fusion halts

Where are elements created via fusion during advanced burning stages ultimately dispersed?

• Exoplanets

• Protoplanetary disks

• Interstellar medium

• Oort cloud

As our Sun ages over billions of years, what will likely happen?

• Go supernova

• Become a black hole

• Expand into a red giant

• Collapse into a neutron star

Approximately how many naturally occurring elements were created by nuclear fusion in stars?

• Over 50

• Over 90

• Over 120

• Over 150

Which star type can burn for over a trillion years, longer than the age of the universe?

• Blue giant

• Red dwarf

• White dwarf

• Red supergiant