Physical Science Midterm Review

Which of the following is NOT an evidence of star formation?

• Hydrogen

• Helium

• Infrared Radiations

• Rocks

Which of the following will suns evolve when reaches the end of red giant phase?

• BLACK HOLE

• SUPERNOVA

• RED SUPER GIANT

• WHITE DWARF

Which of the following gases are major components of star?

• CARBON & OXYGEN

• HELIUM & CARBON

• HYDROGEN & CARBON

• HYDROGEN & HELIUM

What is the first stage of a star’s life cycle?

• BLACK HOLE

• NEBULA

• PROTOSTAR

• WHITE DWARF

This element is produced through Big Bang Nucleosynthesis second most abundant element in the universe.

• CARBON

• HELIUM

• HYDROGEN

• OXYGEN

Who stated that we are made of star stuff?

• CARL SAGAN

• EDWIN HUBBLE

• GALILEO GALILEI

• STEPHEN HAWKING

When does a star become unstable?

• a.      Star become unstable when it runs out of fuel.

• a.      Star become unstable when it contracts and expands.

• a.      Star become unstable when its core is converted to Iron

• a.      Star become unstable when the outer shell of star is pulled by the gravity from the center.

This is a huge luminous ball of hot gas such as Hydrogen and Helium.

• COMET

• MOON

• STAR

• PLANET

It is a one-dimensional point which contains a huge mass in an infinitely small space.

• DILATION

• NUCLEOSYNTHESIS

• R-PROCESS

• SINGULARITY

This is known as the origin of light elements.

• a.      Stellar nucleosynthesis

• Primordial nucleosynthesis

• a.      R-process

• a.      Supernova nucleosynthesis