'Extremely dense' presentation slideshows

Lives and Deaths of Stars

Lives and Deaths of Stars. Milky Way Galaxy. 28,000 light years. 200 billion stars. 100 billion galaxies in the observable Universe. 10 day exposure photo!. Over 1500 galaxies in a spot 1/30 the diameter of the Moon. Farthest and oldest objects are 12-13 billion light years away!.

774 views • 65 slides

BI-RADS

1.3k views • 61 slides

The Discovery of the Neutron Star

The Discovery of the Neutron Star. The Neutron . Predicted by Ernest Rutherford in 1920. Experimentally discovered by James Chadwick in 1932. The Neutron Star. Fritz Zwicky and Walter Baade mathematically predicted the existence of a neutron star in 1934. Massive Star Life Cycle.

739 views • 36 slides

Where do we come from? What are we? Where are we going?

Where do we come from? What are we? Where are we going? . Friday, December 5. If you would like an estimate of your letter grade going into the final exam, send an email to ryden@astronomy.ohio-state.edu.

382 views • 30 slides

Astronomy Review

Astronomy Review. SNC1D. Star. A massive, luminous ball of gas held together by gravity (e.g., the Sun). Planet. A object (that is not another star) orbiting a star that is massive enough to have been pulled into the shape of a sphere and to have cleared its neighbouring region of debris.

369 views • 30 slides

DEFENSE and SUPPORT: Muscular and Skeletal Systems

DEFENSE and SUPPORT: Muscular and Skeletal Systems. How do these systems provide DEFENSE and SUPPORT? . Skeletal System : produces immune cells to protect against disease causing bacteria and viruses .

476 views • 22 slides

Life Cycle of a Star

Life Cycle of a Star. Birth of a Star. Starts in a nebula A nebula is a giant cloud of gas and dust. Birth of a Star. Gravity in the nebula gradually pulls the hydrogen together which causes it to spin. This spinning and the atoms bumping into each other creates heat.

330 views • 21 slides

LHC Big Questions

LHC Big Questions. String Theory!. p +. p +. What is String Theory?. Treats elementary particles as infinitesimal, one-dimensional "string-like" objects rather than dimensionless points in space-time.

239 views • 17 slides

The Life and Death of a Star

The Life and Death of a Star. Birth of Low and Medium Mass Stars. Nebula Large cloud of gas and dust. . Protostar When the cloud of gas and dust contract together to form a body which begins to resemble a star. . Main S equence S tar

369 views • 17 slides

Neutron Stars

Neutron Stars. Will the PowerPoint presentations ever end? No. . Post-Supernova Explosion. Does the entire star destroy itself during SN? NO. Everything past the core is expelled outward at high velocities.

364 views • 12 slides

Atoms: The Greek Idea

~ 450 B.C.E., Leucippus and Democritus Atomos : Point at which matter can no longer be subdivided. Atoms: The Greek Idea. ~384 B.C.E., Aristotle: All matter is composed of 4 elements, and all matter is continuous, not atomistic. Atoms: The Greek Idea. THE ATOM.

2.31k views • 12 slides

Depleted Uranium

The element. BEST. WORST ?. Or . Depleted Uranium. What is it?. Bi-product of Uranium enrichment process Highly Radioactive Isotopes removed Separation of U 235 and U238 isotopes. Uses of Depleted Uranium. Military, arsenal shells, armored tanks Aircraft counterweights, Keels on yachts

387 views • 11 slides

THE ATOM

THE ATOM. Around 400 B.C. a Greek philosopher, Democritus , proposed that all forms of matter were divisible into extremely small fundamental particles called atomos . (Greek for indivisible)

260 views • 10 slides

Chapter 21

205 views • 9 slides

Rotating Neutron Stars

Phil Rosenfield, Fridolin Weber, Horst Lenske. Rotating Neutron Stars. Outline. Neutron stars: a short synopsis The structure of neutron stars Modeling neutron stars The equation of state Rotating or non-rotating Two results Conclusions. Introduction.

279 views • 8 slides

Black Hole

292 views • 6 slides