8R Final Exam Review

1. Which star is closest to Earth? The sun 2. 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 SOLSTICE SUMMER 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 days Winter solstice d. At what letter is the Earth at perihelion? C 6.

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.

If it is 11AM in the Eastern Time Zone, what time is it in the Central Time Zone? 8AM

X C revolution 11.

3 12.

29.5 days/ 1 month/lunar month gravity tides 13.

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

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 1 c 30.

Evacuate Purchase nonperishable food, stock up on supplies Tie 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.

1 38.

melting solidification Igneous Weathering, erosion, deposition, cementation 39.

1 40. What process occurred between stage 2 and 3? Folding What 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.

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 condensation freezing sublimation evaporation

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.

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?

1 67.

2 68.

4 69.

70. Identify the # of the wave being described: a. Longest wavelength 3 b. Shortest wavelength 4 c. Lowest frequency 3 d. Highest frequency 4

3 71.

72. For the following pictures, identify whether a physical or chemical change is occurring. Physical Chemical 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 ______. Metals 75. Elements at the right of the periodic table are known as _______. nonmetals

76. a. Which layer has the highest density? Green layer b. Which layer has the lowest density? Yellow layer c. Imagine that the liquids have the following densities: 10g/cm 3 3g/cm 3 6g/cm 3 5g/cm 3 Which number would go with which layer? Yellow = 3g/cm 3. Blue = 5g/cm 3. Red = 6g/cm 3 Green = 10g/cm 3