Astronomers
Which scientist was the first to use a telescope?
Galileo
After large stars supernova, they can either become a ____________ or ______________
black hole or neutron star
What's the "Retirement Home" of galaxies?
Elliptical Galaxies
Define Nuclear Fusion
2 atoms fuse together, producing a ton of energy
Where did Ms. Rupp grow up?
(bonus points for including the town!)
Fort Calhoun, Nebraska
Which scientist believed in the geocentric theory, and discovered that planetes orbit in tiny circles
(PRONUNCIATION COUNTS!)
Ptolemy
Which size of star has the longest life span
smaller stars (white dwarfs/neutron stars)
What influences the shape of irregular galaxies?
the gravity of 2+ nearby galaxies pulling it in different directions
Define Star System
Groups of 2+ stars (that orbit each other)
What are your plans for spring break?
:D
What did Galileo observe through his telescope?
Jupiter's moons & Venus' phases
What color are the hottest stars?
Blue (or blue-white)
What's at the center of spiral galaxies?
a black hole! (or quasar)
Define Accretion
the process of matter getting burnt up as its pulled into a black hole
or
the bright ring around a quasar
What is one virtue you can improve in, and how can you practice it today?
Let's see it!
Who discovered that planets orbit in an ellipse?
Kepler
Which layer of the sun is responsible for its color?
chromosphere
Why does the black hole at the center of our galaxy look super bright?
Accretion! Mass is pulled so quickly into the black hole that it burns up due to friction
Define celestial
List 3 things you will do to prepare for this test
:0
Who came up with the term inertia?
Isaac Newton
Show me a triple star system ;)
Nice moves!
What's the nearest binary star system called?
(Challenge question! DOUBLE points)
Alpha Centauri A & B
Define Intertia
An object in motion stays in motion unless an outside force stops it
or
An object at rest stays at rest until an outside force moves it
Give a sincere virtue shout-out to someone you haven't spoken to yet today
Awwww :)