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Black sand: 28, 29, 30, 30.5, 31.5, 32.5, 34, 36, 37, 39, 41. white sand: 24, 24

ID: 117640 • Letter: B

Question

Black sand: 28, 29, 30, 30.5, 31.5, 32.5, 34, 36, 37, 39, 41.

white sand: 24, 24.9, 25, 26, 26.9, 27.9, 29, 30, 31, 32, 33.

Sketching Assignment-Global temperatures, Soa Radiation, Insolation and Albedo NEQUINOX DECEMBER SOLSTICE JUNE SOLSTICE N Circle of Illumination Circle of Illumination Figure 1. Comparison of the voriations in insolation on the Earth during the changes in the seasons. From, Reynalds, S and Jahnsan, Exploring Earth Science. McGraw Hil, 2016 The seasons also effect the length of day (the time between sunrise and sunset). Based on your observations of Figure 2, indicate when each region has the longest day (circle 1) 7. a. b. c. Northern Hemisphere: December Solstice/The Equinoxes/June Solstice Equatorial Region: December Solstice/The Equinoxes/June Solstice Southern Hemisphere: December Solstice/The Equinoxes /June Solstice Al Place equal amounts of black sand and white sand into the beakers provided. Place thermometers in the sand of each so that the bulb is about inch beneath the surface of the sand. Place the two beakers at the equal distance away from the lamp provided (lamp should be off). Note the temperature in both sets of sand and enter in the table Switch on the lamp and then note the temperature in each beaker every minute (use the stop watch function on your cell phone) and enter the temperature into the table. After 10 minutes switch off the lamp. Plot the temperature vs. time on the chart provided. Use a different colors to represent the black and white sands. See the file named "Albedo Sand Results" in the r the temperature values. Tabie 1. Temperature Data for Albedo Experiment 10 Temp min Sand

Explanation / Answer

Answer:7

In northern hemisphere, June solstice would have longest day.

In equitorial region, equinox would have longest day.

In southern hemisphere, december would have longest day.

Answer:9

White sand would have more albedo,

High albedo region are the area covers with white snow which reflects about 95% incoming light.

And low albedo region are the area covers with dark color such as black soil etc.

In south florida, there should be light color roof because it is located just above equator in northern hemisphere and incoming solar radiation would be high.