8r final exam review. 1. which star is closest to earth? the sun 2. how long does it take earth to...
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8R Final Exam Review
1. Which star is closest to Earth?•The sun2. How long does it take Earth to complete 1 orbit around the sun? •1 year/ 365 days
3.
Rotation of Earth’s on it’s axis.
WINTER SOLSTICESUMMER SOLSTICE
4. a. Label all seasons that occur in the Northern Hemisphere at each location in this diagram.b. Identify the date each of these seasons begin.
SPRING EQUINOX
FALL EQUINOX
DEC 21
SEPT 21
JUNE 21
MARCH 21
1
5.
a. State one reason that Earth has seasons.
b. If Earth is at position A, how much time would it take to return to position A?
c. Which season begins in the Northern Hemisphere when Earth is at position C?
• Earth’s tilt• Earth’s
revolution around the sun.
• 365.25 days
• Winter solstice
d. At what letter is the Earth at perihelion? • C
6.
27.
8. If the Moon does not produce it’s own light, then why does it light up the night sky?•It reflects light from the Sun.
1
9. 10.
If it is 11AM in the Eastern Time Zone, what time is it in the Central Time Zone?•8AM
X
Crevolution
11.
3
12.
29.5 days/ 1 month/lunar month
gravity
tides
13.
314.
3
15.
416.
3
17.
18.
19.
1
3
20.What type of front can be found close to point D?
•Cold front
21.Which of these fronts would you expect to have greater precipitation, but be short lived as the front passes?•Cold front
22.
2
23.
21
24.
2
25.
26.
4
Precipitation/rain
Syracuse did not experience a cold front yet. Its in a warm air mass.
27.
Its near a high pressure system.
28.
Precipitation/rain
east
29.
2
4
a
b
1c
30.
Evacuate
Purchase nonperishable food, stock up on suppliesTie down loose items.
31.
3
32.
A. Tug Hill Plateau
B. 38 inches
A
B
33.
3
34.
35. How does density change as you move towards the center of the Earth?
• As you move from the crust towards the center of the Earth, density increases.
2
2
36.
37.
1
38.
melting solidification
IgneousWeathering, erosion, deposition, cementation
39.
140.
What process occurred between stage 2 and 3?
• FoldingWhat process occurred between stage 3 and
4?• erosion
41.
1
42.
Add sandpaper/glue to bottom of block, place a heavy object on block of wood.
The pencils decrease the amount of friction, making it easier to pull.
43.
4
2
44.
45.
2 3
46. 47.
4
3
4
48.
49.
50.
2
4
51.
52.
53. Identify the phase change described. a. Solid to liquid:b. Gas to liquid:c. Liquid to solid: d. Solid to gas: e. Liquid to gas:
melting
condensationfreezing
sublimationevaporation
54.
55.
3
2
Temperature
Surface area/size of the particles of sugar
56.
The metal expanded when it was heated because the molecules moved faster and farther apart.
57.
condensation
melting
Evaporation
Its less dense than the water
58
3
59.
36 g
As temp increases the solubility of the gas solute decreases.
60.
Stir it, or heat it up.
As temp increases the amount of solute than can dissolve increases.
61.
2 2
62. 63.
The temp will increase. Heat will be transferred through the bar by conduction from Cup A to Cup B.
64. What will happen to the temperature in Cup B over time? Why?
2
1
65.
66.
1
67.
2
68.
4
69.
70. Identify the # of the wave being described:a. Longest wavelength•3b. Shortest wavelength•4c. Lowest frequency•3d. Highest frequency•4
3
71.
72. For the following pictures, identify whether a physical or chemical change is occurring.
PhysicalChemical
Physical
a. In what family is neon found?b. What do we call those elements in that
group?
Family 18
Noble gases
73.
74. Elements at the left of the periodic table are known as ______.
• Metals75. Elements at the right of the
periodic table are known as _______.
• nonmetals
76.a. Which layer has the highest
density?• Green layerb. Which layer has the lowest
density?• Yellow layerc. Imagine that the liquids have the
following densities: 10g/cm3 3g/cm3 6g/cm3 5g/cm3
Which number would go with which layer?
• Yellow = 3g/cm3.• Blue = 5g/cm3.• Red = 6g/cm3
• Green = 10g/cm3
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