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Class Notes for Physics and Astronomy at Barnard College

ASTR BC 1753x Lecture 11: Class 11
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Class 11 What piece of evidence regarding the Moons origin is the fission theory unable to explain? Paucity of volatiles on the Moon What does carbon14 decay into? None of the above (which were Argon40, Nitrogen14, Carbon1...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 14: Genetic Engineering, Selective Breeding, Tinkerer
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find more resources at oneclass.com Class 14 An emergent property displays… …novel properties relative to the fundamental entities from which it is made The early start of life on Earth means that I...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 12: Edwin Hubble, Raisin Bread, Issf 10 Meter Air Rifle
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find more resources at oneclass.com Class 12 How do we know the initial amount of Ar40 when using Potassium radiometric dating? Ar40 is very rare so basically 0 Which of the following effects which contribut...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 13: Jack W. Szostak, Outer Space, Abiogenesis
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find more resources at oneclass.com Class 13 Life on Earth Nucleosynthesis (big bang, stars, supernova) -> elements needed for life (C,H,O, N) Miller-Urey Experiment: 1. Hypothesize (complex organic molecules req...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 15: Simon Conway Morris, Eemian, Tardigrade
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find more resources at oneclass.com Class 15 Bergmann’s rule states that larger animals of a population are found in colder climates. This is because larger animals have… A higher volume to surface ratio A h...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 7: Semi-Major And Semi-Minor Axes, Orbital Period, Roygbiv
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Class 7 Is the force of gravity the same for all objects on Earth? No, it depends on your mass (the acceleration is the same) If you traveled around the Solar System and weighed yourself standing on the surface ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 9: Asteroid Belt, Nanometre, Axial Tilt
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Class 9 Astronomical Unit (distance from Earth to Sun) Recap Quiz Venus is twice as far away from the Sun as Mercury. How much light from the Sun does it then receive? ¼ the amount Earth ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 8: Planetary Science, Energy Level, Nanometre
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Class 8 Recap Questions What is the speed of light? 3 x 10^5 km/s If both the Sun and Venus imploded at the same time, which would we know had been destroyed first? Venus, because it is closer, and the ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 6: 2 On, Orbital Period
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Class 6 Isaac Newton (1643-1727) At 25 years during 18 months while Cambridge was closed due to the Plague, Newton developed mathematical calculus, founded optics, the science of light propagation, ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 10: Kuiper Belt, Oort Cloud, Ecliptic
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Class 10 The Hadean Earth Accretion After particles condense, they accrete into larger particles an eventually become planetesimals The things sticking together are the embryos of planets, and th...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 1: Interstellar Cloud, Scientific Notation, Drake Equation
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Astronomy class I Life in the Universe What is the Universe? How does the Earth fit in? What is life? How do human beings fit in? If the sun were the size of a large grapefruit, where would we expect Neptune to be? ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 2: Dailymotion, Minute And Second Of Arc, Celestial Equator
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Class 2 Alien of the day: Ewoks Adapted to live on the forest moon of Endor Moon of gas giant orbiting a binary star We cannot detect the moons around gas giants yet It is likely that they exist Announcements Reading: ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 3: Pseudoscience, Scientific Method, Deferent And Epicycle
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Class 3 Alien of the day: Superman From an Earth-like glowing green planet- Krypton 1.5 Earth mass planet around a red Sun Why human-like? Maybe there is only one way for intelligent life to evolve- under the con...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 4: Orbital Period, Vogon, Dailymotion
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Class 4 Alien of the Day: Vogon From planet Vogsphere Slimy creatures were not allowed to evolve after emerging from the sea Can creatures survive if they aren’t allowed to evolve? ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
ASTR BC 1753x Lecture Notes - Lecture 5: Orbital Period, Astronomical Unit, Semi-Major And Semi-Minor Axes
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Class 5 To be an official planet: Must have cleared its orbit Alien of the day Wookie From planet Kashyyyk No axial tilt and circular orbit No seasons because no tilt ...

Physics and Astronomy
ASTR BC 1753x
Mary Putman, David Kipping
Thermodynamics - Reference Guides

This detailed and well structured Guide builds upon the Physics principles defined in its companion Guides. The basic concepts are clearly and concisely defined and the laws of Thermodynamics are clearly articulated. Graph...

Chemistry
CHEM 11100
All Professors
Physics - Reference Guides

This Guide is an aid to understanding one of the essential ‘hard’ sciences. Concepts such as mechanics and magnetism are explained in clear terms, aided by a number of useful examples and equations. The Guide provides the ...

Basic Engineering
BE 1101
All Professors

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