Physical science

Question #1. Watch the video titled “Video Tour of the Electromagnetic Spectrum” (5 min 03 s). Be prepared to discuss.
Video Source: NASA. (2012, June 20). Video Tour of the Electromagnetic Spectrum [Video file]. Retrieved from 

the e-Activity, compare and contrast gamma rays and radio waves in terms of energy, wavelength, frequency, applications, and safety to humans.

Question #2. Compare and contrast the processes of fusion and fission. Describe the challenges in harnessing fusion technology for domestic energy needs.

APA format and citation and 300-400 words thanks