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Monday, July 28, 2008
Harley Davidson Factory
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Wednesday, July 23, 2008
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1. Why wear a space suit?
There is no atmospheric pressure and no oxygen in outer space to sustain life. Inside the spacecraft, the atmosphere can be controlled so that special clothing isn't needed, but when outside, humans need the protection of a space suit. Besides providing protection from bombardment by micrometeoroids, the space suit insulates the wearer from the temperature extremes of space.
There is no atmospheric pressure and no oxygen in outer space to sustain life. Inside the spacecraft, the atmosphere can be controlled so that special clothing isn't needed, but when outside, humans need the protection of a space suit. Besides providing protection from bombardment by micrometeoroids, the space suit insulates the wearer from the temperature extremes of space.
2. Why are space suits white in color?
White reflects heat in space, the same as it does here on Earth. Temperatures in direct sunlight in space can be over 275 °Fahrenheit.
3.Who is the prime NASA contractor for the design, development, and manufacture of space suits?
ILC Dover, Inc.
ILC Dover, Inc.
4.What does EMU stand for?
Extravehicular mobility unit
5.Describe the U.S. Navy Mark IV pressure suit.
The Mark IV Pressure Suit is a forerunner of the space suit. It was originally developed for the crew of high-flying aircraft. It was made of aluminum-coated nylon and rubber garments.
6.Which space suits were composed of one piece?
Apollo space suits
7.What were the goals of the Apollo mission?
The Apollo Program spanned 5 years, from 1967 to 1972, and included 12 manned flights. Apollo’s goals went beyond landing Americans on the Moon and returning them safely to Earth. The goals included:
-To establish the technology to meet other national interests in space
-To achieve preeminence in space for the United States
-To develop man’s capability to work in the lunar environment
-To establish the technology to meet other national interests in space
-To achieve preeminence in space for the United States
-To develop man’s capability to work in the lunar environment
8. Describe the Apollo space suit.
The Apollo space suit was designed to allow astronauts to venture outside of the spacecraft. Apollo space suit mobility was improved over earlier suits by use of molded rubber joints at the shoulders, elbows, hips, and knees. Modifications to the suit waist for Apollo 15 through 17 missions added flexibility making it easier for crewmen to sit on the lunar rover vehicle.
From the skin out, the Apollo A7LB space suit began with an astronaut-worn liquid-cooling garment, similar to a pair of long johns with a network of spaghetti-like tubing sewn onto the fabric. Cool water, circulating through the tubing, transferred metabolic heat from the Moon explorer's body to the backpack and into space.
Apollo space helmets were formed from high strength polycarbonate and were attached to the space suit by a pressure-sealing neck-ring. Unlike Mercury and Gemini helmets, which were closely fitted and moved with the crewman's head, the Apollo helmet was fixed, and the head was free to move within. While walking on the Moon, Apollo crewmen wore an outer visor assembly over the helmet to shield against eye damaging ultraviolet radiation and to maintain head and face thermal comfort.
Completing the Moon explorer's ensemble were lunar gloves and boots, both designed for the rigors of exploring, and the gloves for adjusting sensitive instruments. The new Apollo space suit was the first to have its own life support system rather than being dependent on an umbilical connection to the spacecraft.
From the skin out, the Apollo A7LB space suit began with an astronaut-worn liquid-cooling garment, similar to a pair of long johns with a network of spaghetti-like tubing sewn onto the fabric. Cool water, circulating through the tubing, transferred metabolic heat from the Moon explorer's body to the backpack and into space.
Apollo space helmets were formed from high strength polycarbonate and were attached to the space suit by a pressure-sealing neck-ring. Unlike Mercury and Gemini helmets, which were closely fitted and moved with the crewman's head, the Apollo helmet was fixed, and the head was free to move within. While walking on the Moon, Apollo crewmen wore an outer visor assembly over the helmet to shield against eye damaging ultraviolet radiation and to maintain head and face thermal comfort.
Completing the Moon explorer's ensemble were lunar gloves and boots, both designed for the rigors of exploring, and the gloves for adjusting sensitive instruments. The new Apollo space suit was the first to have its own life support system rather than being dependent on an umbilical connection to the spacecraft.
9. What were the goals of the Gemini mission?
The second U.S. manned space program was announced in January 1962. Its two-man crew gave it its name, Gemini, for the third constellation of the Zodiac and its twin stars, Castor and Pollux. Gemini involved 12 flights, including two unmanned flight tests of the equipment. Its major objectives were:
To subject man and equipment to space flight up to 2 weeks in duration
To rendezvous and dock with orbiting vehicles and to maneuver the docked combination by using the target vehicle's propulsion system
To perfect methods of entering the atmosphere and landing at a preselected point on land
To subject man and equipment to space flight up to 2 weeks in duration
To rendezvous and dock with orbiting vehicles and to maneuver the docked combination by using the target vehicle's propulsion system
To perfect methods of entering the atmosphere and landing at a preselected point on land
10.Describe the Gemini space suit.
The Gemini space suit used a combination bladder-link net construction in an effort to make the whole suit flexible when pressurized. Unlike the Mercury suit, pressurization was necessary for Gemini flights, because astronauts would be outside the spacecraft performing space walk. Improved arm and shoulder mobility also resulted from the multi-layer design of the Gemini suit.
11. What were the goals of the Mercury mission?
Initiated in 1958 and completed in 1963, Project Mercury was the United States' first man-in-space program. The objectives of the program, which made six manned flights from 1961 to 1963, were:
-To orbit a manned spacecraft around Earth
-To investigate man's ability to function in space
-To recover both man and spacecraft safely
-To orbit a manned spacecraft around Earth
-To investigate man's ability to function in space
-To recover both man and spacecraft safely
12. Describe the Mercury space suit.
The Mercury space suit was a modified version of a U.S. Navy high-altitude jet aircraft pressure suit. It consisted of an inner layer of Neoprene-coated nylon fabric and a restraint outer layer of aluminized nylon. Joint mobility at the elbow and knees was provided by simple fabric break lines sewn into the suit; but even with these break lines, it was difficult for a pilot to bend his arms or legs against the force of a pressurized suit. As an elbow or knee joint was bent, the suit joints folded in on themselves reducing suit internal volume and increasing pressure.
13. What are the goals of the International Space Station (ISS)?
The ISS is an exciting gateway to new frontiers in human space exploration, meeting the deep-seated need of men and women throughout history to explore the unknown, to understand their world and the universe, and to apply that knowledge for the benefit of all here on Earth. The ISS is a unique world-class laboratory providing an international platform for advances in science and technology.
Six main laboratories will house research facilities:
Two U.S. laboratories—a laboratory module called “Destiny” and a Centrifuge Accommodations Module (CAM)
One European Space Agency (ESA) laboratory named “Columbus”
One Japanese Experiment Module named “Kibo”
Two Russian Research Modules
Six main laboratories will house research facilities:
Two U.S. laboratories—a laboratory module called “Destiny” and a Centrifuge Accommodations Module (CAM)
One European Space Agency (ESA) laboratory named “Columbus”
One Japanese Experiment Module named “Kibo”
Two Russian Research Modules
14. Describe the International Space Station space suit.
Student answers will vary.
15. How does the liquid-cooling and ventilation garment work?
The Apollo space suit began with a garment that used water as a coolant. The garment is similar to long johns but laced with a network of thin plastic tubing. The tubing circulated cooling water around the astronaut to prevent overheating. A multi-layered pressure garment was worn on top of the cooling suit. The innermost layer of this garment was a comfort layer of lightweight nylon with fabric ventilation ducts. On top of this was a layer of neoprene-coated nylon surrounded by a nylon restraint layer. This layer contained the pressure inside the suit.
16. What is the PLSS?
PLSS stands for primary life support system. The PLSS consists of a backpack unit permanently mounted to the hard upper torso of the suit and a control-and-display unit mounted on the suit chest. The backpack unit supplies oxygen for breathing, suit pressurization, and ventilation. The unit also cools and circulates water used in the liquid cooling ventilation garment, controls ventilation gas temperature, absorbs carbon dioxide, and removes odors from the suit atmosphere. The secondary oxygen pack attaches to the bottom of the PLSS and supplies oxygen if the primary oxygen fails. The control-and-display unit allows the crew member to control and monitor the PLSS, the secondary oxygen pack, and, when attached, the manned maneuvering unit.
17. How do astronauts use the bathroom while in a space suit?
An adult-sized diaper with extra absorption material is used.
18. What is the current life expectancy of a space suit?
Space suits have a minimum 8-year life expectancy.
19.Which space suit had a 25-foot oxygen line connected to the chest?
Gemini space suit
Gemini space suit
20.What significant changes have been made to space suits since the Apollo era?
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1. I was the first female Shuttle pilot, and, after piloting two missions, I became the first (and currently only) female Shuttle commander.
I commanded STS-93, on which the Chandra X-ray Observatory was deployed.
My hometown is Elmira, New York.
In 2005, I will command the STS-114 Return To Flight mission, which will carry a crew of seven to the International Space Station.
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2. I was the last man on the Moon. I was the commander of Apollo 17, the last manned mission to land on the Moon in 1972.
Alan Shepard was my hero. I was named as Alan Shepard’s backup commander for Apollo 14. By the time of that flight, I actually had more spaceflight experience than Shepard.
As a pilot, I became the second American to walk in space during the Gemini IX mission in 1966.
In 1969, Commander Tom Stafford and I piloted a lunar lander to within 8 nautical miles of the surface of the Moon, in preparation for the Apollo 11 Moon landing.
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I flew with the first Japanese astronaut on the Shuttle during my first flight.
Persistence was a key to my success. I applied to the astronaut program three times before being accepted.
I was a mission specialist on Endeavour STS-47, Discovery STS-60, and Discovery STS-85. Science experiments were conducted on a Spacelab module during the STS-47 1992 joint U.S.-Japanese mission. I served as payload commander on the STS-85 1997 Shuttle flight.
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I became the first NASA astronaut to both launch and land aboard a Russian Soyuz spacecraft.
I was one of the first American astronauts to return from a long-duration spaceflight with almost no loss in bone density and little loss in muscle strength. The crew was given an “exercise prescription” for the workout they had to perform. “And, I did extra on top of that on my own."
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I served in Operation Just Cause and Operation Desert Shield/Desert Storm. Since becoming an astronaut, I have piloted two Space Shuttle flights and have flown over 8 million miles in space.
On STS-92 with my crewmates, I used the Space Shuttle’s robotic arm to assemble key elements to the International Space Station. On STS-112, the crew completed more installation of the Space Station, taking three space walks. STS-112 was the first Shuttle mission to use a camera to view the External Tank, providing a live view of the launch to viewers and flight controllers.
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As a kid, the Mercury 7 astronauts were my heroes. I studied science and engineering, and aimed for a career with NASA. The first time I applied for an opening as a mission specialist in 1978, I didn’t have enough experience at that time and wasn’t selected. I reapplied 18 years later, and that perseverance paid off.
I first worked for NASA’s Langley Research Center as a research scientist, working with Space Shuttle-related projects. I have received over 21 NASA awards for technical innovations and accomplishments, an award for one of the top 100 technical innovations of 1983, and hold seven patents.
After 2 years of astronaut training, I have worked in the Astronaut Office Spacecraft Systems and Operations Branch, and have been a backup crew member of the International Space Station Expedition 8 crew.
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In space, I really liked peanut butter.
I developed a process for separating blood cells from plasma for storage on the Space Station.
I am from Beaconsfield, Iowa. I love gardening, especially taking care of flowers. My father is a soybean farmer. In space, I worked on a soybean experiment, taking seeds, growing them, harvesting new seeds, and seeing if the genes changed in anyway.
I performed a 4-hour space walk to install parts of the Space Station structures.
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My parents are educators. My favorite subject in school was mathematics. Some of my favorite books were Curious George and The Little Engine That Could. Curious George reminded me of myself—curious to the point of getting into trouble sometimes. The Little Engine That Could gave me the motto I use to this day—“I think I can, I think I can.”
I worked at NASA’s Langley Research Center helping to develop fiber optic sensors.
My hobbies are photography, skateboarding, and cross cross-country motorcycle riding. I have also been a tennis instructor.
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i really enjoyed the septa feild trip because i feel as though i learned a lot of information that i never knew before.For instance i learned that back at the septa head quarters they can track where every bus is and they can wattch everything that goes on on the bus at anytime with their video cameras. I also learned that septa workers get paid a lot of money and can get aa bunch of overtime hours. This trip really sparked an interest in septa for me and i wuld like to intern there when i become older.
Monday, July 21, 2008
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1. General H.H. Arnold unequivocally stated that "no Blacks would ever pilot a plane in the upcoming war [World War II.]"
2.Colonel Benjamin O. Davis Jr., son of the first African-American general, who became a general himself in 1965, came out of the Tuskegee Airmen of the 99th Pursuit Squadron. This squadron produced the first African-American combat pilots.
3.Tuskegee Army Air Field, located at Tuskegee Institute in Alabama, was the training center for all black fighter pilots during World War II.
4.Booker T. WAshington was the person who created the Tuskegee Institute in Alabama.
2.Colonel Benjamin O. Davis Jr., son of the first African-American general, who became a general himself in 1965, came out of the Tuskegee Airmen of the 99th Pursuit Squadron. This squadron produced the first African-American combat pilots.
3.Tuskegee Army Air Field, located at Tuskegee Institute in Alabama, was the training center for all black fighter pilots during World War II.
4.Booker T. WAshington was the person who created the Tuskegee Institute in Alabama.
Wednesday, July 16, 2008
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A.where are you planning to take your vacation?
Las Vegas
B.why did you choose this place?
I chose las Vegas because i've always wanted to go there. My sister went there and she said she had so much fun.
C.what dates will you be leaving?
Aug. 10-20
D. who will be traveling with you?
FRIENDS ONLY!!!!!
F.How much is the airfare for a roundtrip flight per person?
An adult ticket costs $661.
G.Compare 3 different airlines and list thier names and airfares
U.S Airways-$634
ExpressJet Airlines-$661
Midwest Airlines-$661
H.List a hotel you are interested in staying at and why.
I would like to stay at the MGM Grand Hotel and Casino. This hotel is gaurded by a 45ft tall lion and clad in emerald-green glass.
I.How much per night will the hotel cost
My hotel room costs $300 a night.
J.What are the hotels reviews or ratings
The MGM grand had a 4 star rating
K.What type of hotel room are u getting?
One king bed or two queen beds. 446 square feet. Art Deco design. Vintage black-and-white MGM movie-star photographs. Desk/dining table with two chairs. Upholstered armchair. Marble cocktail table. Black-and-white marble bathroom with full-length oval mirror and shower/tub combination.
L.How much dom you think you will spend on food for the ebtire trip?
I think I'll think I'll probably spend about $60 a day on food which is $600 for the entire trip.
M.How much will the entire trip cost?
My trip will cost around $1561 all together
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