Stars

An object whose gravity is so strong that nothing can escape.

• Planetary Nebula
• Supernova
• Neutron Star
• Black Hole

Which two star properties are on the HR Diagram?

• brightness and chemical composition

• brightness and size

• temperature and chemical composition

• brightness and temperature

Stars give off heat and light in a process called ___________.

• nuclear fusion

• supernova

• luminosity

• spectroscopy

Tags

NGSS.HS-ESS1-1

What is the name of the gas/dust clouds where all stars form?

• Nebula

• Protostar

• Supernova

• Neutron Star

The life cycles of stars are determined by their:

• mass (size)
• color
• distance from Earth
• luminosity

As a nebula collapses, material collects in the middle of the disk which will eventually form a star. What do we call this?

• a supernova

• a supergiant

• a white dwarf

• a protostar

Which of the following best describes our sun?

• Medium Mass

• High Mass

• Low Mass

• No Mass

What will be the next stage in our star the sun's life cycle?

• supernova

• white dwarf

• blackhole

• red giant

Tags

NGSS.HS-ESS1-1

The end stage of medium mass stars, these stars are small and hot and have no fusion.

• white dwarf

• red dwarf

• supergiant

• protostar

A gigantic explosion that signals the death of a high mass star is called

• a pulsar

• a red giant

• a supernova

• a black hole