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The stars
Stars
30
Astronomy
7th Grade
02/25/2013

Additional Astronomy Flashcards

 


 

Cards

Term
Constellations
Definition
Patterns of stars that represented mythological animals or characters

Big Dipper/ Orion

Used in ancient navigation
Term
Magnitude
Definition
A stars brightness
Term
Absolute magnitude
Definition
Amount of light actually given off by a star
Term
Apparent magnitude
Definition
The amount of light from a star received on Earth
Term
Light year
Definition
The distance light travels in one year
Term
How far does light travel in one year?
A) 86 billion miles
B) 79.5 million km
C) 9.5 trillion km
Definition
C)9.5 trillion km per year
Term
How long does it take for the suns light to get to Earth
A) 8 hours
B) 8 seconds
C) 8 minutes
Definition
C) 8 minutes
Term
What is the closest star to Earth
Definition
The sun
Term
What is the second closest star to Earth
Definition
Proxima Centauri
Term
The inner most layer of the sun
Definition
The core
Term
The outer most layer of the sun
Definition
The corona
Term
What is a sun spot
Definition
A cool dark spot on the sun
Term
What is this a picture of
Definition
A prominence
Term
What does a solar flare do
Definition
Goes strait up
Term
Cme
Definition
Electronically charged gas that causes the northern lights and disturb radio transmissions
Term
what is another term for the north star
Definition
polaris
Term
core
Definition
where hydrogen is fused in to helium
Term
Photosphere
Definition
the lowest layer of the sun's atmosphere
Term
Chromosphere
Definition
second lowest layer of the sun
Term
corona
Definition
the only part of the sun that can be seen during an eclipse
Term
sunspot
Definition
a temporary cool spot on the face of the sun
Term
Auroras
Definition
the northern lights
Term
dwarfs
Definition
the size of earth
Term
Giants
Definition
lack of helium making the sun to grow
Term
Super giant
Definition
elements get heavier causing the sun to grow
Term
nebula
Definition
particles of gas and dust
Term
black hole
Definition
after a star explodes
Term
super nova
Definition
when a red giant explodes
Term
neutron star
Definition
extremely dense star
Term
Milky way
Definition
the galaxy we live in
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