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Summary of Contents for Eisco BD 0075
- Page 1 SUN, EARTH & MOON ORBITOR MODEL CAT NO. BD 0075 Experiment Guide...
- Page 2 Earth's rotation on its axis causes regular changes including night and day. Aboriginal and Torres Strait Islander have their own concepts of time and weather Predictable phenomena on Earth, including seasons and eclipses are caused by the relative position of the Sun, Earth and Moon © EISCO SCIENTIFIC www.eiscosci.com...
- Page 3 Explain complex phenomena, such as tides, variations in day length, solar insolation, apparent motion of the planets, and annual traverse of the constellations. Compare various historical models of the Solar System, including geocentric and heliocentric. Explain why theories may be modified but are rarely discarded. © EISCO SCIENTIFIC www.eiscosci.com...
- Page 4 Moon and Sun need to be? Would it be practical to build a solar system to scale? What kinds of things can students learn from this model of the solar system? © EISCO SCIENTIFIC www.eiscosci.com...
- Page 5 There are no metal posts holding the Sun, Moon, or Earth in orbit gravity does that. The actual Sun shines in all directions. The Moon in the model does not revolve or rotate on its own. The Earth in the model does not revolve or rotate on its own. © EISCO SCIENTIFIC www.eiscosci.com...
- Page 6 December 22 2019 04:19 GMT DATE & TIME OF SOLSTICES & EQUINOXES IN 2020 Equinoxes: March 20 2020 03:49 GMT September 22 2020 13:30 GMT Solstices: June 20 2020 21:43 GMT December 21 2020 10:02 GMT © EISCO SCIENTIFIC www.eiscosci.com...
- Page 7 Mean Distance from the Period of Equatorial Sun (millions of km) Revolution Diameter (km) 1,392,000 Earth 149.6 365.26 days 12,756 Earth's Moon 149.6 (0.386 from Earth) 27.3 days 3,476 Things that are accurate: Things that are inaccurate: © EISCO SCIENTIFIC www.eiscosci.com...
- Page 8 At 66.5 N of the equator is the Arctic Circle and 66.5 S of the equator is the Antarctic Circle. These lines are important because inside the arctic and Antarctic circle it is possible to have 24 hours of daylight in a day or 24 hours of nighttime in a day. © EISCO SCIENTIFIC www.eiscosci.com...
- Page 9 June 21st. You can find this position by moving Earth to where the North Pole is pointed as close as possible to the Sun. Determine approximately what day your globe is representing and write that on the line below _June 21 ___ © EISCO SCIENTIFIC www.eiscosci.com...
- Page 10 Singapore, Indonesia (equator) Cairo, Egypt (North of the Equator) Canberra, Australia (South of the Equator) Havana, Cuba (Tropic of Cancer) Rio de Janerio, Brazil (Tropic of Capricorn) Victoria Island, Canada (North of Arctic Circle) The South Pole © EISCO SCIENTIFIC www.eiscosci.com...
- Page 11 At the winter solstice, around June 21st, the duration of insolation is the shortest. After the winter solstice the duration of insolation increases until the summer solstice, around December 21st, and the cycle repeats. -10- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 12 The lines of longitude are evenly space apart at __________degrees of longitude each, therefore every line of longitude represents a time of ________hour(s). h. The line 23.5 S of the equator is called the _________________________ and this line is important because ____________________________________________ ________________________________________________________________ ________________________________________________________________ -11- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 13 Now make the model Earth revolve around the sun until the black arm is extended over June 21st solstice. You can find this position by moving Earth to where the North Pole is pointed as close as possible to the Sun. -12- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 14 Singapore, Indonesia (equator) Cairo, Egypt (North of the Equator) Canberra, Australia (South of the Equator) Havana, Cuba (Tropic of Cancer) Rio de Janerio, Brazil (Tropic of Capricorn) Victoria Island, Canada (North of Arctic Circle) The South Pole -13- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 15 December 21st to March 21st to June 21st to September 21st in the Northern Hemisphere? How does the duration of insolation change as the seasons change from December 21st to March 21st to June 21st to September 21st in the Southern Hemisphere? -14- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 16 Under each diagram state the phase of the moon it represents. Waxing First Waxing Full Waning Third Waning Moon Crescent Quarter Gibbous Moon Gibbous Quarter Crescent -15- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 17 You will only be able to see half of the moon. Draw a diagram for each position 1-8 and shade in the shadow side of the moon. Under each diagram state the phase of the moon it represents. -16- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 18 High tide occurs again when the moon is on the exact opposite side of earth. Therefore the time between high tide until high tide is 12 hours and 25 minutes. -17- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 19 Spring Tide: When the sun and moon are in line with earth, the highest high tide and the lowest low tide occur. The spring tide occurs during which two phases of the moon? At full moon and new moon. -18- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 20 On your model of the Earth, Moon, and Sun system notice that the shadow of the Moon or Earth is dark towards the center of the shadow. This dark part is called the umbra. The lighter part around the edges is called the penumbra. Label this portion of your diagram. -19- © EISCO SCIENTIFIC www.eiscosci.com...
- Page 21 The spring tide occurs during which two phases of the moon? _________________________________________________ . -20- Manufactured by : U.S. Distributor : Eisco Scientific 850 St Paul St, Suite 15, Rochester, NY 14605 Email : www.eiscosci.com www.eiscolabs.com EISCO SCIENTIFIC instructions, content and design is intellectual property of EISCO...
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