Astrophysics

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Content Guide - Astrophysics (pdf)
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Content Guide - Astrophysics (editable)
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Content Guide - Astrophysics - KEY (pdf)
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Content Guide - Astrophysics - KEY (editable)
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1 – Radiation from Stars

• I can define and compare the properties of luminosity and brightness
  
• I can calculate luminosity using Stefan-Boltzmann’s Law
  
• I can calculate the surface area of a sphere
  
• I can describe and calculate how the brightness changes based on the distance from a source
  
• I can determine the temperature of a hot object based on the peak wavelength emitted
  
• I can use brightness, peak wavelength, and distance to calculate temperature, luminosity, and radius for a star
  

1 - Radiation from the Stars - COMPLETE (pdf)
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1 - Radiation from the Stars - COMPLETE (editable)
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1 - Radiation from the Stars - STUDENT (pdf)
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1 - Radiation from the Stars - STUDENT (editable)
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2 – Radiation from the Sun

• I can define intensity with proper units
  
• I can describe how intensity changes according to the surface area of a sphere
  
• I can derive the Solar Constant from the sun’s power and distance from earth
  
• I can calculate the average solar intensity on earth from the solar constant and earth’s radius
  
• I can compare the properties of albedo and emissivity
  

2 - Radiation from the Sun - COMPLETE (pdf)
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2 - Radiation from the Sun - COMPLETE (editable)
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2 - Radiation from the Sun - STUDENT (pdf)
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2 - Radiation from the Sun - STUDENT (editable)
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3 – Climate Change

• I can describe the greenhouse effect as absorption and re-emission of thermal energy
  
• I can list the gases that have the largest impact on the greenhouse effect and their natural/human sources
  
• I can describe the long term and seasonal trends in the carbon dioxide concentration
  
• I can list examples of positive and negative feedback loops in terms of the climate discussion
  

3 - Climate Change - COMPLETE (pdf)
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3 - Climate Change - COMPLETE (editable)
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3 - Climate Change - STUDENT (pdf)
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3 - Climate Change - STUDENT (editable)
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4 – Organizing the Stars

• I can place a star on an axis showing luminosity vs temperature
  
• I can describe the organization of the Hertzsprung-Russell Diagram
  
• I can use the main sequence to calculate the distance of a star from its wavelength and brightness
  
• I can identify the chemical makeup of a star from its absorption spectrum
  

4 - Organizing the Stars - COMPLETE (pdf)
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4 - Organizing the Stars - COMPLETE (editable)
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4 - Organizing the Stars - STUDENT (pdf)
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4 - Organizing the Stars - STUDENT (editable)
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Plotting the Stars

Interactive activity to construct a Hertzsprung-Russell Diagram by organizing stars by their temperature, color, and luminosity

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5 – Measuring Astronomical Distances

• I can convert between lightyears, parsecs, and astronomical units
  
• I can determine distance for nearby stars using the parallax method
  
• I can determine distance for main sequence stars using temperature and brightness
  
• I can convert between lightyears, parsecs, and astronomical units
  
• I can determine distance for nearby stars using the parallax method
  

5 - Measuring Astronomical Distances - COMPLETE (pdf)
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5 - Measuring Astronomical Distances - COMPLETE (editable)
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5 - Measuring Astronomical Distances - STUDENT (pdf)
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5 - Measuring Astronomical Distances - STUDENT (editable)
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Astrophysics Design Problem

Determine the luminosity and temperature of a main sequence star at a distance based on your birthday so that it has the same apparent brightness as another known star

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6 – Stellar Evolution

• I can describe the process of fusion and conditions required for it to happen
• I can calculate the energy released in a fusion reaction
• I can discuss the forces involved in stellar equilibrium
• I can describe the life cycle of a star
• I can describe the differences in fusion for an average and massive star
• I can predict the death outcome of a star based on the mass of its core at the end of life

6 - Stellar Evolution - COMPLETE (pdf)
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6 - Stellar Evolution - COMPLETE (editable)
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6 - Stellar Evolution - STUDENT (pdf)
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6 - Stellar Evolution - STUDENT (editable)
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7 - Redshift

• I can describe how light changes when the source is moving
  
• I can use a shift in wavelength or frequency to calculate the speed of the wave source
  

7 - Redshift - COMPLETE (pdf)
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7 - Redshift - COMPLETE (editable)
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7 - Redshift - STUDENT (pdf)
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7 - Redshift - STUDENT (editable)
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