gore@mail.nctu.edu.tw 0968-991081http://www.nctu.edu.tw/~wfgore/talk

1. NASA mostly HST pictures2. 3. APS4. 5.

100 2004.8

100

(12800)(128)100

100

100100,(AU, Astronomical Unit)

10 UB313100

38 97 AU

Oort Cloud OR ~500*100 AU1~2

63786.9599x105149.59839414030002001980http://contest.ks.edu.tw/~river/know/2000know/active/active1.htm 299,792,458 /7[Oort cloud], , 50000~100000AU, 1

2.5 hr 3hr 4 hr 2hr

1-1 1-2 1-3 2. 2-1. 2-2. 2-3.

1-1 1-2 2. 2-1 2-2 2-3 3. 3-13-2

1-1. E1-2. 1-3. 1-4. 2. 2-1 2-2

1-1 1-2 1-3. 1-4. 2. 2-1 2-2

body

http://www.usask.ca/geology/classes/geol109and122/109_122_A/Eagle_nebula.jpg Imagination is more important than knowledge.Einstein (1879-1955)2005

Julian Schwinger (1918-94)The Nobel Prize in Physics 1965 Richard P. Feynman (1918-88)

http://research.microsoft.com/tuvaCornell lectures in 1964

Ed. Witten [1951- ] Fields Medal, 1990

Atiyah: (), , . , ,. (Brandeis) B.A. 1971 Princeton M.A. 1974 / Ph.D. in 1976Harvard 1976-77; Junior Fellow 1977-80Princeton 1980MacArthur Fellowship 1982(Institute for Advanced Study) Professor in the School of Natural Sciences 1982

Brandeis University

The 2002 Nobel Prize in Physics

Cylinder of 41.4m (Height) x 39.3m (Diameter)

50,000 tons of pure water

11,200 photomultiplier tubes (50cm each in diameter -the biggest size in the world)

1,000m) http://www-sk.icrr.u-tokyo.ac.jp/sk/photo/sk_build44.jpg

Everything is physics J. Schwinger Matter Physics Bio-PhysicsSocial Physics

[ Auguste Comte, 1798-1857]

Social Physics

1.75http://www.th.physik.uni-frankfurt.de/~jr/physpictheo.htmlA.S. Eddington 1882-1944 Chandraseka 1910-1995and white dwarf Nobel Prize, Physics (1983)

(Hanover)25On the representation of a function by means of a trigonometrical series 1854On the Hypothesis that forms the foundation of GeometryGeorg Friedrich Bernhard Riemann, (1826-1866)

Equivalence Principle

68. 22-24 M31 ()

22 23 M3124

68. 22-24 M31 ()

(A)M31 (B)M31 (C) (D) (E)

ABC

2 (1)A(2)B(3)6C () [2d,3b,3c] B B A A(E) C

16 q t a b q = at +b q = a t +b q =a sin(b t) (D) q =at +b(E) q =a log(b t)

(1033-1097)

1492

26. (A) (B) (C) (D) (E)

?

(3,3)(3,-3)(-2,2)(-2,-2)

99

. .

53-55

n(r)r 14 2 n 0 n n(r)15

53-55 n vs v

54 16(A)100~200m (B)400~500m (C)700~800m (D)1000~1100m

55 16(A)10m (B)100m (C)400m (D)700m

(1)(2)(3)(4)(5)

6 108byte/cm21byte18 2 0 1 0 1 (A)10 (B)0 1 (C)(D)0 1

(15pages)

http://www.usask.ca/geology/classes/geol109and122/109_122_A/Eagle_nebula.jpg Imagination is more important than knowledge.Einstein (1879-1955)2005

http://www.th.physik.uni-frankfurt.de/~jr/gif/phys/weinberg.jpg

Stephen William Hawking was born on 8 January 1942 (300 years after the death of Galileo) in Oxford, England.

General Theory of Relativityby Paul Adrien Maurice Dirac "For the space-time of physics we need four coordinates, the time t and three space coordinates x, y, z..."(more)

http://www.cc.nctu.edu.tw/~wfgore/apple2.htm

http://www.p2.com.tw/catalog/images/DOR15B.gif

HappyLand

http://www.astrosurf.org/lombry/Physique/wormhole-alpha-centauri.jpg

Ed. Witten [1951- ] Fields Medal, 1990

Einstein

A B

MIT 13

/Feynman

Our own Milky Way galaxy has collided twice already, and is headed for a collision with our neighbor, the Andromeda Galaxy , in about (30) 3 billion years from now.

Gulf of Mexico

120-mile-wide (180 km), 1-mile-deep (1600 m) impact crater, Chicxulub, is found at the tip of the Yucatn Peninsula, in the Gulf of Mexico. This crater dates back to 65 million years

NASA

Oh My GoD!2600Extinction Level Eventhttp://www.enchantedlearning.com/sgifs/Sauropod.GIF

NASA/HST

1054

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