Georgia Science Grade 8Unit 7:
Electricity and MagnetismMRI vs. X raysIntroduction: Have students research how MRI vs. X rays imaging techniques are used in medical fields. Students should find out how these methods differ and list safety precautions taken to protect patients. Alternative: Invite a radiologic technician to speak to the class about MRI vs. X rays imaging techniques. Possible Resources: MRI http://en.wikipedia.org/wiki/Magnetic_resonance_imaging http://www.howstuffworks.com/mri1.htm http://www.radiologyinfo.org/en/info.cfm?pg=bodymr http://www.mritutor.org/mritutor/WhatisMR.html http://www.simplyphysics.com/flying_objects.html X ray http://www.colorado.edu/physics/2000/xray/index.html http://en.wikipedia.org/wiki/X-ray http://www.webmd.com/heart-disease/Chest-X-ray http://www.colorado.edu/physics/2000/xray/xray_abs3.html http://www.radiologyinfo.org/en/safety/index.cfm?pg=sfty_xray |