Learning Target 1
Learning Target 2
Learning Target 3&4
Learning Target 4&5
Learning Target 5
100
The process that planets may have been formed out of material orbiting the early sun
What is Accretion
100
This fact is the best supporting evidence that the universe is expanding
What is the galaxies are moving away from each other
100
This theory states that the universe is neither expanding nor contracting
What is The Static Theory
100
It is what the solar system is held together by
What is gravitational forces
200
This causes objects to have weight on Earth
What is gravity
200
How the solar system formed
What is Gravitational attraction between molecules came together to form objects in the solar system
200
Three parts of the observational evidence supporting the Big Bang Model of the universe
What is Hubble's Law, 3K microwave background radiation, and abundance of Helium and Hydrogen in the universe
200
Where stars begin their life
What is a nebula
200
Before the formation of stars, most of the matter in the universe consisted of these atoms
What is hydrogen and helium
300
Two factors that gravitational strength depends on
What is massive the objects are and how far apart they are
300
This hypothesis states that the solar system formed slowly from a cloud of gas
What is nebular hypothesis
300
How old is the universe is according to the Big Bang Theory
What is About 13 billion years old
300
Our sun is an example of a star in this stage of its life cycle
What is Main sequence star
300
The light we see left the star 4.2 years ago so it is this far away
What is 4.2 light years away
400
This causes the ocean tides
What is Moon’s gravity
400
What the letter G.M.C. stand for
What is Giant Molecular Clouds
400
The red shifted light from distant galaxies proves that
What is the universe is expanding
400
The process where sun emits energy by converting hydrogen into helium
What is fusion
400
An explosion is 20 light years away and is observed in 1989, it occurred in this year
What is 1969
500
The reason an object will weigh less at higher altitudes
What is the increased distance from the center of the earth.
500
The elements that Giant Molecular CLouds are made of
What is hydrogen and helium
500
Cosmic background radiation was predicted in this theory
What is The Big Bang Theory
500
The birthplace of most of the heavy elements that make up objects on Earth
What is at the center of supernova explosions
500
Radio and television waves travel at what speed
What is speed of light
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