Jackline98

Describe the possible solar alignment (aside from just the cardinal directions) that some researchers believe may be present intentionally at Casa Rinconada, and explain two reasons to doubt this alignment was intentional on the part of the architects. - ️️after summer solstice sunrise, a beam of light entered the window that lit up the niche that was larger than the rest and offset -the window has been reconstructed and its original position is uncertain -even if it is in the original pos...

Toward - ️️During the summer the North Pole is tilted ___ the sun so it appears higher in the sky and the days are longer. Tropics - ️️This region belived that twice a year the Sun passes directly overhead West - ️️The sun sets in the ___ Winter - ️️Orion dominates in this sky. Southern constellations are more modern Winter - ️️The sun rises above a rock during the ___ solstice at Newgrange Winter Solstice - ️️Sunrise at woodhenge, sun set at stonehenge Zodiac - ️...

2. Surviving writings (Dresden codex) 2.50 From the video on the ancient Maya: Briefly describe a couple of reasons why the Maya studied Venus so closely (i.e. what did they believe Venus affected here on Earth?). - ️️weather and war 2.51 From lecture, why do we always see the same side of the Moon from Earth? - ️️They spin together 2.52 From lecture, how often does the Moon rotate on its axis? - ️️27.3 days 2.53 From lecture, draw and label the Earth, Sun and Moon, indicate the ...

What is the apparent purpose of the "cockeyed" asymmetric corners of the platform on which El Caracol sits? - ️️one corner points to the sunrise on the first day of summer, another points to the sunset on the first day of winter What is the apparent purpose of the 27.5 degree offset of the orientation of El Caracol? - ️️It faces exactly the point on the horizon where Venus sets on the evening of its northernmost excursion. What is the definition of the word "mercurial" and ...

List three examples of potential errors that make it virtually impossible for ancient skywatchers to pinpoint the exact location of the moonrise or moonset on the distant horizon on a daily basis. - ️️Ancient astronomers could only pinpoint the moon when it hit the horizon, which is not necessarily when it sets or rises. Bad weather and clouds can also mask the moon occasionally. Astronomers would need to measure the position of the moon from the same point on the moons disk every time, whic...

In order to match rocks of similar age in different regions, geologists often use - ️️Fossils / Sequence of beds / Similarity of rock types linear upfolded structures with the oldest strata in the center are termed - ️️Anticlines Metamorphic facies are defined according to: - ️️groups of minerals that occur together over a range of pressures and temperatures Minerals found in metamorphic rocks can indicate: - ️️the temperature the rock is subjected to, the pressure the rock is...

A _______ volcano has steep flanks, symmetrical cone shapes, distinct craters, and a silica-rich magma that results in an explosive eruption style. a. Cinder cone b. Caldera c. Stratovolcano d. Flood basalt - ️️C A __________ is a volcanic hazard arising from a collapsing eruption column that runs downhill at high speeds (>100 mph). These are associated with explosive eruptions and a mix of lava, lapilli, pumice, ash, and hot gases. a. cinder b. lahar and ash flow c. pyroclastic f...

What is the expected luster of pyrite? - ️️metallic What is the expected luster of quartz? - ️️vitreous/glassy What is the famous national park in this picture? - ️️Yosemite National Park What is the Mohs scale (on what is it based), and what value on that scale is represented by quartz? - ️️A series of 10 minerals used as a standard in determining hardness. 1 talc 2 gypsum (2.5 - fingernail) 3 calcite penny 4 fluorite nail 5 apatite (5.5 - glass) (5-6.5 knife b...

Which of the following rocks is composed of clay-sized clastic sediment? - ️️shale Which of the following sedimentary rocks is composed of biochemically precipitated silica? - ️️chert Which of the following terms describes the alteration of sediments to sedimentary rocks after deposition? - ️️diagenesis Which one of the following parent-daughter isotope pairs is commonly used for numerical dating of minerals and rocks? - ️️uranium-lead Which primary component of clastic sedim...

The Upper Shale is a? - ️️wetland and swamp that is muddy and plant-rich The youngest islands in this picture are? - ️️bottom right Trenches are only associated with divergent plate boundaries ________. - ️️False What caused more damage to the Parthenon in Athens, Greece? - ️️Air pollution from cars in the past 50 years What is the most abundant element in the crust of the Earth? - ️️Oxygen What is the percent of pyroxene in a gabbro? - ️️5%-35% What is the Roche Li...