The sun Flashcards
(25 cards)
How old is the sun
The sun is 4.5 billion years old
The sun is one out of how many stars in our galaxy
One of 100 billion
The sun is the only what in our solar system
Star
Our son is at what stage right now and what size star
Yellow dwarf, and medium size star
How long away is the sun from the earth
How long away is the sun from the earth 93 miles or one astronomical unit
What is the Corona
What is the Corona The outer most part of the sun
What is the temperature in Fahrenheit for corona
What is the temperature in Fahrenheit for corona 2,000,000° in Fahrenheit
What is the Chromosphere
A thin layer after the corona
What is the photosphere
What is the photosphere
The deepest layer to observe closely
This layer of the sun lies outside decor 2 inch radiant energy is transferred from the core in the form of photos
Radiative zone
The surface of the earth on the corona is how hot
2,000,000°F
The core of the sun is how hot
27,000,000°F
The sun rotates upon what
Its axis
True or false the sun has a magnetic field
True
True or false the sun has no solid surface
True
What percentage of the solar system‘s mass is contained in the sun
99%
The sun is made up of what gases
Hydrogen and helium
How long does it take light to reach the earth from the sun
Eight minutes
The earth revolves around the sun every blank days
365 days and six hours
When hydrogen and helium or more atomic nuclei combine to produce energy this is called what
Nuclear fusion
What occurs in the sun that provides the energy needed for life on earth
Nuclear fusion
Dark planet size magnetic field on the surface of the sun
Sunspots
What sunspots release magnetic energy this causes what
Solar flares
The difference between solar flares and solar prominence
Solar flares can travel through space
