Week 7 Quizizz Stellar Evolution, Light Energy and Chemistry

What color of star is the hottest?

• Blue
• Red
• Yellow
• Orange

What color of star is the coolest?

• Red
• Yellow
• Blue
• White

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

• Nebulas
• Protostars 
• Supernova
• Neutron Star

The color of a star tells us its

• magnitude
• temperature
• size
• age

The life cycles of stars are determined by their:

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

Galaxies are composed of 

• billions of stars
• a star and the planets that orbit around it
• all of the bodies and objects in space

Most stars are made of which gases?

• Hydrogen only
• Hydrogen and Lithium
• Hydrogen and Sodium
• Hydrogen and Helium

Our sun is currently in what star stage?

• Protostar
• Nebula
• Main Sequence
• Red Giant

After the main sequence, a low mass star becomes a

• black dwarf
• protostar
• red giant
• supergiant

After the main sequence, a high mass star becomes a

• black dwarf

• protostar

• red giant

• supergiant