Question 1

The Sun's energy comes from:

Accepted Answer

The fusion of hydrogen into helium.

Answer

The fusion of oxygen into helium

Answer

The breakdown of heavy elements into light elements

Answer

Photosynthesis in plants

Question 2

The Sun is a huge ball of mostly what kind of gas?

Accepted Answer

Hydrogen

Answer

Methane

Answer

Helium

Answer

Lithium

Question 3

The hot, outermost layer of the sun & atmosphere is the:

Accepted Answer

Corona

Answer

Photosphere

Answer

Core

Answer

Chromosphere

Question 4

Most of the characteristics of an individual star depend on the star's:

Accepted Answer

Mass

Answer

Color

Answer

Temperature

Answer

Radius

Question 5

Stars look like tiny points of light in the sky because:

Accepted Answer

They are extremely far away

Answer

Earth's atmosphere blocks all radiant energy

Answer

They're cool and dim

Answer

They're small and near

Question 6

When the Sun runs out of fuel at the end of its lifetime, it will eventually form a:

Accepted Answer

White Dwarf

Answer

supernova

Answer

neutron star

Answer

pulsar

Question 7

Which of the following sequences correctly describes the evolution of the sun from young to old:

Accepted Answer

Stellar Nebula > Main-Sequence > Red Giant > Planetary Nebular > White Dwarf

Answer

Planetary nebular > stella nebula > main-sequence > red giant > white dwarf

Answer

Main-Sequence > stellar nebular > planetary nebula > red giant > white dwarf

Related quizzes