Unformatted text preview: is its velocity in cnvyr? (Note 1 km = l0'cm) C.6. ., L46 cm/yr ) ._ , t t b. t-46 x t0-: cm/vr c4 - I \-l6'i r lo( vrr-34. Determine the angular diameter of Uranus when it is at a distance of20 AU c. 6.8 cm/yr d d. 3,7x l0'' cm/yr \/ : -:-' - t (3 x 10" krn). Its linear diameter is 51,118 km. a. 0.28" ^n r A ;, i;: AU = :! A-t) = c. 18.2" LU\",U'" t) d . 0 . 0 7 1 -D = v t 5 * : :- Q4*u^/ to"'.- / t/l,^ 35. The Apollo missions left reflectors on the Moon so we could bounce lasers offof them. lf the Moon is 384,000 km away, how long does it take the laser beam to return to Earth? a. 1.28 s b. 0.64 s @ 2.s6 s d. 5.12 s , D 5 t, ttt'lc,', (aoe,a6s,.) ]vro'tle"'^ ?(zYa,oaou"^\ TxLax nts v($s w5 1.46 .Vua 3 t r0sk^/5...
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This note was uploaded on 06/01/2008 for the course PHYS 117 taught by Professor Hendrick during the Spring '08 term at Millersville.
- Spring '08