Chapter Eight: The Cosmic Perspective

3 Pages
75 Views

Department
Astronomy & Astrophysics
Course Code
AST101H1
Professor
Michael Reid

This preview shows page 1. Sign up to view the full 3 pages of the document.
Description
cŵW_WS^UX[^[^YZ_ S``W[^TW_`W\SZ_`WXWS`a^W_[X[a^_[S^__`W — ©SZaWSZ`\^[\[_WV`S`[a^_[S^__`WX[^WVX[^`WY^Sb`S`[ZSU[S\_W[XSZ Z`W^_`WS^U[aV[XYS_ ^S\SUWU[ZX^_ZVW\WZVWZ`TWUSa_WSZZ`W^_`WS^U[aV _a_aSUSWVSZWTaS`W^VWSTWUSWZ[cZS_`WZWTaS^\[`W__ cŶÊWT^`[X`W[S^__`W — WZWTaS^`W[^TWYZ_c``WVWS`S`[a^_[S^__`WcS_T[^ZX^[SU[aV[XYS_ USWV`W_[S^ZWTaS`S`U[S\_WVaZVW^`_[cZY^Sb` — WYS_USWX^[T[Z_[XWS^_[XYSSU`U^WUUZY`S`[UUa^^WVTWX[^W`WaZSZV \SZW`_cW^WT[^Z — WUS`S``WaZbW^_WS_Sc[W_`[aY``[SbWTWWZT[^ZZ`WYSZYcU W__WZ`S\^[VaUWV[Z`c[UWUSWWWZ`_V^[YWZSZVWa — WYS_`S`SVWa\`W_[S^ZWTaSU[Z`SZWVTS__ ST[a`!"#V^[YWZSZV WaSZVŶ#S[`W^WWWZ`_U[TZWV — WaZSZV\SZW`_cW^WT[^ZX^[`_YS_SZVS^`SZV`W[`W^`W^^W_`^Sc[aV cW^WSVW\^S^X^[`WWSbW^WWWZ`_&WVc`Z` S`USa_WV`W[^VW^\S``W^Z_[X[`[ZZ[a^_[S^__`W — W_[S^ZWTaS\^[TSTTWYSZS_SS^YW^[aY_\W^USU[aV[XbW^U[VSZVbW^ [c'VWZ_`YS_Z`S`_YS_cS_\^[TST_\^WSV[a`'\W^S\_[bW^S^WY[ZSXWc Y`'WS^_ZVSW`W^_ — WU[S\_WSSbWTWWZ`^YYW^WVTSUS`SU_UWbWZ`_aUS_`W\SU`[XS_[U cSbWX^[`WW&\[_[Z[XSZWS^T_`S^S_a\W^Z[bS — Œ_Y^Sb`S[ZWSZ[`SbWTWWZ_`^[ZYWZ[aY`[\a``[YW`W^SZV_`S^``_U[S\_W — ZUW`WU[S\_W_`S^`WV`WSc[XY^Sb`WZ_a^WV`S``c[aVU[Z`ZaWWWTW^`S` `W_`^WZY`[XY^Sb`X[[c_SZZbW^_W_]aS^WScc`V_`SZUWWUSa_W`WS__[X`W U[aV^WSZWV`W_SWS_`_^SZ`W_`^WZY`[XY^Sb`ZU^WS_WVS_`WVSW`W^[X `WU[aVVWU^WS_WV — WUSa_WY^Sb`\a_ZcS^VZSV^WU`[Z_[aY`S`X^_`YaW__`S``W_[S^ZWTaS c[aVSbW^WSZWV_\W^USS_`_^SZ — WVWS`S`Y^Sb`\a_ZSV^WU`[Z_W&\SZ_c`WaZSZV`W\SZW`_S^W _\W^US — Ñ[cWbW^Y^Sb`_Z[``W[Z\_USSc`S`SXXWU`_`WU[S\_W[XSU[aV[XYS_)W a_`U[Z_VW^[`W^\^[UW__W_`[_WW[c`WU[S\_WWV`[`WX[^S`[Z[XSZ[^VW^ V__a^^[aZVZYSUWZ`^S_`S^ — Œ_`W_[S^ZWTaS_^SZZ_*Wŷ\[^`SZ`\^[UW__W_S`W^WV`_VWZ_``W\W^S`a^W SZV_S\WUSZYZY`X^[SS^YWVXXa_W_\^WSV'[a` U[aV`[SaU_SW^_\ZZZY V_ ÑWS`ZY`W`W\W^S`a^W[X`W_[S^ZWTaSZU^WS_WVS_`U[S\_WVaUWS`ZY^W\^W_WZ`_ WZW^YU[Z_W^bS`[ZZSU`[ZŒ_`WU[aV_^SZ`_Y^Sb`S`[ZS\[`WZ`SWZW^YcS_U[ZbW^`WV `[`WZW`UWZW^Y[XZVbVaSYS_\S^`UW_XSZYZcS^VW_W\S^`UW_U^S_WVZ`[[ZW SZ[`W^U[ZbW^`ZY`WZW`UWZW^Y[X`W^ZcS^VXS`[`W^SZV[[`[Z_[X`W^SWZW^Y WaZX[^WVZ`WUWZ`W^cW^W`W`W\W^S`a^W_SZVVWZ_`W_cW^WYW_` \ZZZYWSZUW_S`W^\aZYZW^S^_S__W_\Z_`W_[S^ZWTaS^[`S`WVXS_`W^SZV XS_`W^S_`_^SZZ^SVa__ZU^WS_WZ^[`S`[Z^S`W^W\^W_WZ`_U[Z_W^bS`[Z[XSZYaS^ [WZ`aZSU`[ZW^[`S`[Z[X`WU[aVSSbWTWWZ\W^UW\`T_[cTWX[^W`_ U[S\_WTWYSZTa``WU[aV,__^ZSYWSVWXS_`^[`S`[ZZWb`STWW^S\V^S`[ZW\WV WZ_a^W`S`Z[`S`WS`W^SZ`W_[S^ZWTaSU[S\_WVZ`[`WUWZ`W^`WY^WS`W^`WSZYaS^ [WZ`a[XS^S`[ZZYU[aV`W[^W_\^WSV[a``cTW S``WZZY`W_[S^ZWTaSXS``WZWVZ`[SV_`_XS``WZZY_SZS`a^SU[Z_W]aWZUW[X U[_[Z_TW`cWWZ\S^`UW_ZS_\ZZZYU[aVŒU[aVS_`S^`c`SZ_*W[^_S\WSZV VXXW^WZ`Ua\_[XYS_c``WU[aVSTW[bZYZ^SZV[V^WU`[Z_S`^SZV[_\WWV_ W_WUa\_U[VWSZVW^YWS_`WU[aVU[S\_W_SZVWSUZWcUa\S_`WSbW^SYWbW[U` [X`WUa\_`S`X[^WV`W^SZV[[`[Z_[X`W[^YZSU[aV`W^WX[^WTWU[W[^W [^VW^S_`WU[aVU[S\_W_USZYZY`WU[aV,_[^YZSa\_S\WZ`[S^[`S`ZYXS``WZWV V_S^U[_[Z_TW`cWWZUa\_[XS`W^SYW\`US[^T`_^WVaUW`W^ WUUWZ`^U`W_SZY`W^[^T`_[^WU^UaS^ — WX[^S`[Z[X`W_\ZZZYV_W&\SZ_`W[^VW^[`[Z_[X[a^_[S^__`W`[VS W\SZW`_S[^T``WaZZZWS^`W_SW\SZWTWUSa_W`WX[^WVZ`WXS`V_ WXSU``S`U[_[Z_Z`WV_`WZVWV`[SW[^T`_[^WU^UaS^W&\SZ_c[_` \SZW`_Z[a^_[S^__`WSbWZWS^U^UaS^[^T`_ cŷWX[^S`[Z[X\SZW`_ — WYWZW^S\^[UW__ZcU_[V[^]aV \S^`UW_X[^ZSYS__USWVU[ZVWZ_S`[Z' cW_S`S``W\S^`UW_U[ZVWZ_W[a`[X`WYS_W_W\S^`UW__`S^`[a`U^[_U[\UZ _*WTa``WUSZY^[cS^YW^c``W — ©Z`W^WY[ZcW^W`WS_`W^[VTW`c[aVWbWZ`aSTW[US`WV`W\W^S`a^W_cW^W[c WZ[aY`[S[cVS^US^T[Z'^UZW^S_`[U[ZVWZ_WS[ZYc`ZW^S_U[Z`SZZY _SS[aZ`_[XcS`W^ — ÑV^[YWZU[\[aZV_U[aVU[ZVWZ_WZ`[UW_[ZTW[ZV`WX^[_`ZW'cUS TW`cWWZ`W\^W_WZ`'VS[^T`_[X S^_SZV-a\`W^ — ÑV^[YWZSZVWaYS_!"#[X`W_[S^ZWTaS ZWbW^U[ZVWZ_WZZ`W^_`WS^_\SUW —
More Less
Unlock Document

Only page 1 are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit