• Sit near the front• Take out your review guide,

a calculator, and a sheet of paper.

B

C

A

D

A. Planet X has an orbital period of 12 years, if it is 100 AU away from a star, what is its P2/A3 value?

B. Planet W has an orbital period of 25 years, if it is 5 AU away from a star, what is its P2/A3 value?

C. Based on the P2/A3, Are these planets in the same solar system?

Early Astronomers

• Aristotle• Eratosthenes• Anaxagoras• Aristarchus• Hipparchus• Bruno

Geocentric Versus Heliocentric:

Ptolemy’s Model

Copernicus’ Model

Tycho Brahe’s Model

Galileo’s Discoveries

Kepler’s Laws

Starter: Planet Y has an orbital period of 30 years, what is its distance?

A

B

C

Began in an explosion

Universe is getting bigger

Supported by abundance of Hydrogen

Supported by detection of radiation

Explain rush of galaxies

Both theories of astronomy

No beginning to universe

Universe does not change

New material constantly created

Big Bang Steady State

During which months was this planet in retrograde motion?

The average distance from the Earth to the Sun, is 150,000,000 km. If there is 1.61 km in 1 mile. How many miles is the earth from the Sun?Show all work, units, and cancelling

Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune

diameter (km) 4,878 12,104 12,756 6,787 142,800 120,000 51,118 49,528

mass (Earth=1) 0.055 0.815 1 0.107 318 95 15 17

mean distance from Sun (millions of km)

57.9 108.2 149.6 227.9 778.3 1,427 2,869 4,496

orbital period (Earth years)

0.24 0.62 1 1.88 11.86 29.46 89.01 164.8

orbital eccentricity

0.2056 0.0068 0.0167 0.0934 0.0483 0.0560 0.0461 0.0097

mean orbital velocity (km/sec)

47.89 35.03 29.79 24.13 13.06 9.64 6.81 5.43

rotation period (in Earth days)

58.65 -243* 1 1.03 0.41 0.44 -0.72* 0.72

inclination of axis (degrees)

0.0 177.4 23.45 23.98 3.08 26.73 97.92 28.8

mean temperature at surface (C)

-180 to 430

465 -89 to

58 -82 to

0 -150 -170 -200 -210

gravity at equator (Earth=1)

0.38 0.9 1 0.38 2.64 0.93 0.89 1.12

escape velocity (km/sec)

4.25 10.36 11.18 5.02 59.54 35.49 21.29 23.71

mean density (water=1) 5.43 5.25 5.52 3.93 1.33 0.71 1.24 1.67

atmospheric composition

none CO2 N2+O2 CO2 H2+He H2+He H2+He H2+He

number of moons 0 0 1 2 60 31 27 13

rings? no no no no yes yes yes yes

• Neptune is 30.06 AU from the sun. If 1 AU is equivalent to 150,000,000 km, how many km away from the sun is Neptune?

• SHOW ALL WORK, units and cancelling

Look at the spectrum.• Name two

elements that are present in this star?

STAR

A. Which star is brighter, Vega or Sirius B.B. How do you know?

Began in an explosion

Universe is getting bigger

Supported by abundance of Hydrogen

Supported by detection of radiation

Explain rush of galaxies

Both theories of astronomy

No beginning to universe

Universe does not change

New material constantly created

Big Bang Steady State

Which area, A or B would be associated with LOW pressure? How do you know?

Area AArea B

Day

-A. Which beaker best represents the land?B. How do you know?

Beaker 1 Beaker 2 Beaker 3 Beaker 40

5

10

15

20

25

30

35

40

45

50

The Effect of Absorption and Radiation on Land and Water

Initial Temperature

Temperature after 10 min Absorption

Temperature After 10 min Radiation

Earth materials

Tem

per

atu

re (

C)

Draw the following station model:In Indianapolis, Indiana, the temperature is 29 o F, the dew point is 27 oF and the air pressure is 995 mb. There is 100% cloud cover, and light snow. Winds are from the southwest at 65 knots.

B

A

D

C

F

E

G

H

A

B

C

D

• Question1: City A has an air pressure of 997mb. City B has an air pressure of 1002mb. If the cities are separated by 500 km, what is the pressure gradient between the cities?

Question 2: City C has an air pressure of 1023mb. City D has an air pressure of 1015mb. If the cities are separated by 150 km, what is the pressure gradient between the cities?

Question 3:Which pair of cities has the strongest winds?

• Question1: City A has an air pressure of 1011mb. City B has an air pressure of 1005mb. If the cities are separated by 5 km, what is the pressure gradient between the cities?

Question 2: City C has an air pressure of 975 mb. City D has an air pressure of 985mb. If the cities are separated by 7 km, what is the pressure gradient between the cities?

Question 3:Which pair of cities has the strongest winds?

A

B

C

D

B

C

D

1

2

3

1

2

3

Station ModelA

B

C

D

E

F