The Sun's Energy/Nuclear Fusion
Energy cannot be created nor _________, only _____________.
1- destroyed 2-transferred
Applicable to both the Sun and the Earth, what is convection?
The movement of hot less dense material rising and cool more dense material sinking
Which explains how the universe was formed?
A-Nebular Theory
B-The Big Bang Theory
C-Nuclear Fusion
B- The Big Bang Theory
(The Nebular Theory explains how the solar system formed not the universe)
What happens at every type of plate boundary?
A- Volcanoes
B- Earthquakes
C- Mountain Ranges
D- Subduction Zones
Earthquakes
What kind of energy travels from the sun to earth as a result of nuclear fusion?
Electromagnetic Radiation (what we perceive as sunlight)
What tells us the number of protons in an element?
The atomic number (most often in the top left or center)
The universe is how old?
A- 4.6 Billion
B- 13.8 Billion
C- 4.5 Billion
B (13.8 Billion)
Solar system 4.6 Billion
Earth 4.5 Billion
-------><--------Boundary Type:____________
<------- --------->Boundary Type:___________
With your hands show and name the last type
1-Convergent 2-Divergent 3-Transform (slide past)
Where does nuclear fusion take place at? Why here? (answer both parts)
1-The Sun's Core 2-lots of pressure
Using the image provided, if you fuse Lithium and Sodium together, what element do you get?
Silicon
Which two pieces of evidence are missing to support the Big Bang Theory?
1- Redshift of EM Radiation
2- Cosmic Microwave Background Radiation
3-
4-
-The composition of the universe
-The age of stars
Earthquakes and fault lines
___________fuses together and forms ___________. This process produces a large amount of ___________.
1-hydrogen 2-helium 3-energy
Fusion in the sun creates the elements ____________than iron, a supernova explosion creates the elements ____________than iron.
1- lighter 2- heavier
Redshift means what? Blueshift means what?
Redshift: objects moving away (the universe continues to expand)
Blueshift: objects moving towards
List all the features that can occur at a divergent plate boundary
Volcanoes, rift valleys, mid ocean ridges, earthquakes
List the 6 layers of the sun from the inside out (write them out if you need to)
Core, radiative zone, convective zone, photosphere, chromosphere, corona
Density is the amount of matter in a given ___________. An example of this is dropping a rock and basketball that are the same size in water, the rock sinks because it's ________dense, and the ball floats because it's ________dense.
1- volume 2- more 2- less
(the item that is more dense, has more matter packed within it)
CMBR is energy in the form of _________that's still leftover in space from the Big Bang.
The Composition of the Universe states that ________and ________helium are the most abundant elements in the universe.
1- Microwaves
2- hydrogen and helium
List all the features that can occur at a convergent plate boundary
Mountains, trenches, subduction zones, earthquakes, volcanoes, volcanic island arc