tycho brahe
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Tycho Tycho BraheBrahe
Created precise Created precise measures of the measures of the
Solar SystemSolar System
Background infoBackground info Born December 14Born December 14thth, 1546, 1546
- Skane, Denmark - Skane, Denmark Went to the universities of Copenhagen, Leipzig, Went to the universities of Copenhagen, Leipzig,
Wittenberg, Rostock, and BaselWittenberg, Rostock, and Basel- interest in alchemy and astronomy - interest in alchemy and astronomy - bought several astronomical instruments - bought several astronomical instruments
Lost part of his nose in a duel with another Lost part of his nose in a duel with another student in 1566student in 1566
- wore a metal insert over the missing part - wore a metal insert over the missing part Returned to Denmark in 1570Returned to Denmark in 1570
Background info cont.Background info cont. Tycho accepted an offer from King Frederick Tycho accepted an offer from King Frederick
to fund an observatory, Uraniburg, which to fund an observatory, Uraniburg, which became the finest in Europebecame the finest in Europe
- designed and built new instruments- designed and built new instruments- trained a generation of young - trained a generation of young
astronomersastronomers- left in 1597 and went to Prague- left in 1597 and went to Prague
In Prague he became the Imperial In Prague he became the Imperial Mathematician at the court of Emperor Mathematician at the court of Emperor Rudolph II Rudolph II
- died there were his instruments - died there were his instruments were stored and eventually lostwere stored and eventually lost
Important accomplishmentsImportant accomplishments
Major works include:Major works include:-On the New and Never Previously -On the New and Never Previously
seen Star seen Star -Concerning the New Phenomena in the -Concerning the New Phenomena in the Ethereal WorldEthereal World-Instruments for the Restored -Instruments for the Restored
AstronomyAstronomy-Introductory Exercises Toward a -Introductory Exercises Toward a
Restored astronomyRestored astronomy
Contributions to astronomyContributions to astronomy Designed and built Designed and built
instrumentsinstruments Observed the positions of Observed the positions of
the planets and the moonthe planets and the moon- observed these - observed these
bodies throughout their bodies throughout their orbits orbits
- the first - the first astronomer to make astronomer to make corrections for change in corrections for change in direction of a ray of light direction of a ray of light as it passes from space as it passes from space into the atmosphereinto the atmosphere
Stephen HawkingStephen Hawking
By: Alec Hardesty, Felipe Hernandez, By: Alec Hardesty, Felipe Hernandez, Kathleen Tejada, Chanel HendricksonKathleen Tejada, Chanel Hendrickson
Stephen HawkingStephen Hawking
Born on January 8,1942 in Oxford, Born on January 8,1942 in Oxford, England.England.
Physics was not his primary choices in Physics was not his primary choices in college.college.
Has ALS- Amyotrophic Lateral Sclerosis or Has ALS- Amyotrophic Lateral Sclerosis or commonly known as Lou Gehrig's commonly known as Lou Gehrig's disease.disease.
Stephen HawkingStephen Hawking
Went to Cambridge and got Ph.D in Went to Cambridge and got Ph.D in cosmologycosmology
Cosmology-the study of the universe as a Cosmology-the study of the universe as a whole whole
Has 12 honoraryHas 12 honorary
degreesdegrees
Stephen HawkingStephen Hawking
Developed theories for black holes saying Developed theories for black holes saying that they emit radiation which can be that they emit radiation which can be detected by special instrumentation.detected by special instrumentation.
First theorized that black holes can never First theorized that black holes can never decrease in size nor can they split in two decrease in size nor can they split in two to create two black holes.to create two black holes.
Stephen HawkingStephen Hawking He realized that particles, in fact, do leak from black He realized that particles, in fact, do leak from black
holes.holes. As matter compresses, it emits radiation into a As matter compresses, it emits radiation into a
surrounding curved sphere of space called an “event surrounding curved sphere of space called an “event horizon”. horizon”.
As the black hole shrinks into its own gravitational pull, As the black hole shrinks into its own gravitational pull, the temperature rises and so does the rate at which the temperature rises and so does the rate at which particles are emitted into the event horizon. This process particles are emitted into the event horizon. This process is now called Hawking’s Radiation.is now called Hawking’s Radiation.
Hawking’s Radiation is the process through which a Hawking’s Radiation is the process through which a black hole turns in on itself, essentially turning itself black hole turns in on itself, essentially turning itself inside out, and disintegrating. inside out, and disintegrating.
BibliographyBibliography
http://http://answers.yahoo.com/question/index?qidanswers.yahoo.com/question/index?qid=20091117141013AAYhDtF=20091117141013AAYhDtF
http://www.hawking.org.uk/http://www.hawking.org.uk/http://www.alsa.org/about-als/what-is-http://www.alsa.org/about-als/what-is-
als.htmlals.htmlbibliotecapleyades.netbibliotecapleyades.net
Nicolaus CopernicusNicolaus Copernicus
By: Younes ElmaataouiBy: Younes Elmaataoui
Eddie ChunEddie Chun
Kiana McclainKiana Mcclain
BiographyBiography Nicolaus Copernicus was born on the 19Nicolaus Copernicus was born on the 19thth of February 1473. He passed of February 1473. He passed
away at the age of 70 on the 24away at the age of 70 on the 24thth of May 1543. of May 1543. Nicolaus was born in the city of Thorn in Royal Prussia, part of the Kingdom Nicolaus was born in the city of Thorn in Royal Prussia, part of the Kingdom
of Poland.of Poland. His field of expertise was in mathematics, astronomy, canon laws, His field of expertise was in mathematics, astronomy, canon laws,
medicine, and economics.medicine, and economics. He studied at the University of Cracow from 1491 to 1494.He studied at the University of Cracow from 1491 to 1494. He spoke 5 different languages which include: Latin, German, Polish, He spoke 5 different languages which include: Latin, German, Polish,
Greek, and Italian.Greek, and Italian.
Biography Continued…Biography Continued… Nicolaus came up with a theory that the Earth isn’t the center of the Nicolaus came up with a theory that the Earth isn’t the center of the
universe. He believed that the center of the Earth is the sun. The universe. He believed that the center of the Earth is the sun. The planets go around the sun, instead of the universe circling the earth.planets go around the sun, instead of the universe circling the earth.
He proposed a heliocentric and suggested that Earth was a planet, that it He proposed a heliocentric and suggested that Earth was a planet, that it rotated, and that Earth and the other planets revolved around the sun.rotated, and that Earth and the other planets revolved around the sun.
His real name was Nikals Kopenik and it was Latinized to Nicolaus His real name was Nikals Kopenik and it was Latinized to Nicolaus Copernicus. He came from a middle class background. Copernicus. He came from a middle class background. When Nicolaus Copernicus was 10 his father died When Nicolaus Copernicus was 10 his father died and he was raised by his uncle. His uncle gave and he was raised by his uncle. His uncle gave him a good education. him a good education.
BiographyBiography Continued…Continued…•Nicolaus Copernicus was a true Renaissance man. He Nicolaus Copernicus was a true Renaissance man. He
also was a lawyer, tax collector, a doctor, military also was a lawyer, tax collector, a doctor, military governor, judge, vicar-general of canon law and a Polish governor, judge, vicar-general of canon law and a Polish
astronomer.astronomer.•His bookHis book De Revolutions “ De Revolutions “On the Revolutions of the On the Revolutions of the
Heavenly Spheres”Heavenly Spheres” was his most famous piece of work. was his most famous piece of work.•Copernicus book was published in Copernicus book was published in March 1543 at March 1543 at
NurembergNuremberg
Biography Continued…Biography Continued… Nicolaus Copernicus's knowledge was spread to others and he Nicolaus Copernicus's knowledge was spread to others and he
also set the scene for major advances in science. Copernicus also set the scene for major advances in science. Copernicus also marked the beginning of a scientific revolution and also marked the beginning of a scientific revolution and astronomy.astronomy.
Copernicus first studied astronomy and astrology at the University of Copernicus first studied astronomy and astrology at the University of Cracow (1491-94). Cracow (1491-94).
Copernicus studied medicine at the University of Padua (1501-3) Copernicus studied medicine at the University of Padua (1501-3) And then moved on to the University of Ferrara where he obtained And then moved on to the University of Ferrara where he obtained
a doctorate in Canon Law (1503). a doctorate in Canon Law (1503). After he published his book two months later, Nicolaus Copernicus After he published his book two months later, Nicolaus Copernicus
died from a stroke induced coma in 1543.died from a stroke induced coma in 1543.
Isaac NewtonIsaac Newton
By:By:Sam LoomanSam Looman
Brittany BoyceBrittany BoyceAleena AhmedAleena Ahmed
Background InfoBackground Info
Newton was born in Woolsthrope, England Newton was born in Woolsthrope, England 1642.1642.
He attended Cambridge University.He attended Cambridge University. He was born prematurely on Christmas He was born prematurely on Christmas
Day.Day. Newton had a hard childhood.Newton had a hard childhood. His mom died in 1678, he went through His mom died in 1678, he went through
emotional breakdown.emotional breakdown.
Important Accomplishments/ Important Accomplishments/ DiscoveriesDiscoveries
Newton invented Newton’s Laws of Motion:Newton invented Newton’s Laws of Motion:
1.1. Every object remains in rest unless acted upon by Every object remains in rest unless acted upon by an external, unbalanced forcean external, unbalanced force
2.2. Rate of change of momentum of a body= to the Rate of change of momentum of a body= to the force applied to that body & direction of the forceforce applied to that body & direction of the force
3.3. Every action has an equal & opposite reactionEvery action has an equal & opposite reaction
He formed a new formula to calculate PiHe formed a new formula to calculate Pi Newton led the discovery that a prism can decompose Newton led the discovery that a prism can decompose
white light into a spectrum of colorswhite light into a spectrum of colors Universal Gravitation states every point mass in the Universal Gravitation states every point mass in the
universe attracts another with a direct forceuniverse attracts another with a direct force
Review about Isaac NewtonReview about Isaac Newton Isaac Newton was born in:Isaac Newton was born in:
a. Elkridge, Marylanda. Elkridge, Marylandb. Islamabad, Pakistan b. Islamabad, Pakistan c. Woolsthrope, Englandc. Woolsthrope, England
What tragedy occurred when he was a child?What tragedy occurred when he was a child?a. He lost his kidney at schoola. He lost his kidney at schoolb. Someone stole his lunchb. Someone stole his lunchc. His mother diedc. His mother died
Every action has an equal and reaction.Every action has an equal and reaction.a. Hula hoopa. Hula hoopb. Oppositeb. Oppositec. Kristi Kappc. Kristi Kapp
Galileo GalileiGalileo Galilei““Father of science”Father of science”
By: Iroda BayakhmedovaBy: Iroda BayakhmedovaKelsey MeehanKelsey Meehan
Cece (Cean’e) BattenCece (Cean’e) Batten&&
Christian Russo Christian Russo
All About Galileo All About Galileo Galileo Galilei was a famous
astronomer who was born on February 15, 1564 in Pisa, Italy and died in January 8,1642. in Arcetri, Italy. when older Galileo was an Italian physicist, mathematician, astronomer, and philosopher after graduating from the university of Pisa, and later on the university of Padua. He became known for
kinetics Dynamics Telescopic observational Astronomy & and heliocentrism .
AccomplishmentsAccomplishments
Galileo was responsible Galileo was responsible for the birth of modern for the birth of modern science.science.
He taught kinematics, He taught kinematics, the motion of uniformly the motion of uniformly accelerated objects.accelerated objects.
He confirmed the phases He confirmed the phases of Venus and discovered of Venus and discovered the four largest satellites the four largest satellites of Jupiterof Jupiter
Important AccomplishmentsImportant Accomplishments
Invented military compass (improved version) and birth of modern science.
Later in his lifeLater in his life
Later in his life, Later in his life, Galileo became blind. Galileo became blind. There have been There have been theories that his theories that his blindness came from blindness came from his telescopic his telescopic research, but most research, but most likely he lost his sight likely he lost his sight from cataracts or from cataracts or glaucoma. glaucoma.
Edwin HubbleEdwin Hubble
Information about himInformation about him
He was born Nov, 29, 1889He was born Nov, 29, 1889He died Sept, 28,1953He died Sept, 28,1953Went to University of Chicago Went to University of Chicago Also went to Oxford UniversityAlso went to Oxford UniversityStar athlete of his high school basketball Star athlete of his high school basketball
teamteamMarried to Grace Hubble Married to Grace Hubble American AstronomerAmerican Astronomer
AchievementsAchievements
Discovered other galaxies in the milky wayDiscovered other galaxies in the milky wayEstablished that the universe is expandingEstablished that the universe is expandingHis physic work was nominated for the His physic work was nominated for the
Nobel prizeNobel prizeDiscovered the arrangement of the Discovered the arrangement of the
galaxies which is known as the Hubble galaxies which is known as the Hubble sequencesequence
Hubble SequenceHubble Sequence
Milky way is Milky way is
The spiral gal-The spiral gal-
axy ; 5Bbaxy ; 5Bb
StudiesStudies
Studied from the Hooker telescope; Studied from the Hooker telescope; biggest telescope in the world at that time biggest telescope in the world at that time
Claudius PtolemyClaudius Ptolemy
Kristi Kapp, Walter Jenkins, Kristi Kapp, Walter Jenkins, Amama Saeed, Daniel Amama Saeed, Daniel
LaidlerLaidler
Claudius PtolemyClaudius Ptolemy
Probably was born around 85?-165?Probably was born around 85?-165?Born in EgyptBorn in EgyptHe created horoscopes He created horoscopes
Claudius PtolemyClaudius Ptolemy
Made his most original contribution by Made his most original contribution by presenting details for the motions of each of the presenting details for the motions of each of the planets.planets.
The earliest and most important of Ptolemy’s The earliest and most important of Ptolemy’s work that has survived is the Almagest.work that has survived is the Almagest.
Claudius PtolemyClaudius Ptolemy
He wrote 13 books.He wrote 13 books.Ptolemy first of all justifies his description Ptolemy first of all justifies his description
of the universe based on the earth-centred of the universe based on the earth-centred system described by Aristotle. system described by Aristotle.
Claudius PtolemyClaudius Ptolemy
In books 4 through 6, Ptolemy gives his In books 4 through 6, Ptolemy gives his theory of the moon. theory of the moon.
The next 2 books deal with fixed stars.The next 2 books deal with fixed stars.
CREDITSCREDITS
KRISTI KAPP KRISTI KAPP DANIEL LAIDLERDANIEL LAIDLERWALTER JENKINSWALTER JENKINSAmama saeedAmama saeed
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