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FOR ASTRONOMY 350: COSMOLOGY 1. a) What are the primary physical aspects of a gravitational lensing...

FOR ASTRONOMY 350: COSMOLOGY

1. a) What are the primary physical aspects of a gravitational lensing system, or in other words, on what physical variables does the lensing primarily depend?

1. b) What are the steps necessary for measuring a lens’s mass using strong lensing?

1. c) How do weak lensing and strong lensing differ, and what does each of them imply about the composition and distribution of matter in the Universe?

1. d) How do masses determined by gravitational lensing compare to those determined by dynamical methods, and what are the primary limitations of lens-determined masses?

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