| Lesson Plans:
Hubble Galaxy Formation
In this exercise, you will learn to classify galaxies using the
Hubble Classification scheme. You will also find their distances
using the Hubble law. Using
Binary to Send Messages into Space:
To show how messages are sent into
space using radio telescopes with the hope that the messages will be
received and understood by intelligent life in other solar systems.
See inside a closed box
Radar is a kind of light energy, but we can't see it. It also acts
like sound, because it bounces off surfaces making "echoes," which are
"heard" by the radar antenna. This activity shows how radiowaves can
be used to get a picture.
Digital Images
To simulate, by hand, how a computer may process digital images into
color pictures and to learn how a planetary geoscientist interprets
these pictures.
Decoding Starlight
The student will use data collected from the Chandra X-ray Observatory
to calculate the average pixel intensity of X-ray emissions from a
supernova remnant.
A Journey of Discovery with RXTE
In this unit (5 days long using a 90-minute block schedule), students,
who take on the role of light curve experts at a fictitious Drew
Freeman Research Facility, receive an important bulletin from NASA. A
mysterious X-ray source near the Galactic Center has been detected by
the Rossi X-ray Timing Explorer (RXTE) satellite. The students
collect, graph, and analyze data gathered by one of this satellite's
scientific instruments, the All-Sky Monitor (ASM), to determine
whether or not this source can be accurately identified as a black
hole or a neutron star.
Eclipsing Binary
Using data of the object Hercules X-1 taken by the All Sky Monitor
aboard RXTE, the student will be able to:
Identify this object as a binary source.
Determine an approximate value for the orbital period of the object.
Lenses and Telescopes
Investigation of lenses and simple telescope construction.
Black
Hole Activity
To introduce black holes and demonstrate how space telescopes can
provide data to support current hypotheses.
Hubble's Law
The student will determine a value for Hubble's constant, based on
their observations of the images and spectra of 12 spiral galaxies.
Identifying Lines in the Solar Spectrum
The student will identifies lines of the solar spectrum, using
interpolation from "known" Fraunhofer lines.
A Keck Spectrum
Using Hubble's Law, determine the distance to this object.
Ultimately, estimate the power of the gamma ray burst from its
measured flux at Earth and its distance from us.
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