'Light year' presentation slideshows

Light years, Theories and Characteristics of the Universe

Light years, Theories and Characteristics of the Universe. Light year is: . Distance that light travels in a vacuum in one year, about 9.5 trillion km - which is used to record distances between stars and galaxies. Light year is : . Light year is not: .

1.32k views • 99 slides

Refraction

Refraction. Light rays are bent refractive index = ratio of light in a vacuum to the velocity in that substance velocity of light in vacuum=300,000 km/sec Light year 9.46 X 10 12 km Refractive indices of various media air = 1 cornea = 1.38 aqueous humor = 1.33 lens = 1.4

1.2k views • 86 slides

8 th Grade Science

567 views • 42 slides

Solar System Inventory

Solar System Inventory. Scale modeling the Solar System. Solar System in Your Pocket. You can find the link to this activity on line here: http://www.astrosociety.org/education/astro/bayarea/PocketSolarSystem.pdf. Play Dough model of the Solar System.

656 views • 39 slides

The universe

The universe. Done by: T areq Dandachi. How big. The universe. Everything that exists is part of the universe. The UNIVERSE is a very very huge place. In fact its at least 900 billion trillion kilometers. Although most scientists think it will never end. Out of. This world.

833 views • 29 slides

Earth & Space Science Part 1: Stargazing

Earth & Space Science Part 1: Stargazing. 1.1 Measuring the Universe. Making Unmanageably BIG Numbers Manageable. Two Methods: Scientific Notation (Speed of Light = 300,000,000 m/s = 3.0 x 10 8 m/s) Bigger Units (Speed of Light = 300,000,000 m/s = 300 Mm/s). 1. Scientific Notation.

423 views • 27 slides

Ch. 15-1 Stars

Ch. 15-1 Stars. Part 1. Chapter 19, Section 1. Stars. Stars are huge, hot, brilliant spheres of gas. To learn about stars, scientists study starlight. Color of Stars. Look at the candle and Bunsen burner. Which is hotter?

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Chapter 4 Vocabulary

Chapter 4 Vocabulary. Stars, Galaxies, and the Universe. the moment in time when the universe started to expand out of an extremely hot, dense state. big bang. the process in which particles of an element collide and combine to form a heavier element. fusion.

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Size and Scale of the Universe

SIZE and Scale Of The Universe. Size and Scale of the Universe. Realms of the Universe. Size and Scale of the Universe. Image courtesy of The Cosmic Perspective by Bennett, Donahue, Schneider, & Voit ; Addison Wesley, 2002. Comprised primarily of rock Spherical in shape

281 views • 14 slides

What is a Light Year?

What is a Light Year?. What type of measuring unit would we need for distances across space?. Light Year. How far is far? How fast is fast?. What Is It?. A light year is the DISTANCE that light will travel, through a vacuum, in one year. Calculate Seconds.

1.2k views • 14 slides

POWERS AND EXPONENTS

POWERS AND EXPONENTS. POWERS & EXPONENTS VOCABULARY. FACTORS - numbers that are multiplied together. BASE - the number being used as a factor. EXPONENT - tells how many times a number is used as a factor. POWERS & EXPONENTS VOCABULARY.

498 views • 11 slides

Gravitational Interactions & Cosmic Evolution

Gravitational Interactions & Cosmic Evolution. Essential Facts. Stellar Distances. Light year distance light travels in one year (about 6 trillion miles) used to measure distances to stars and galaxies. Astronomical unit distance from the Earth to the Sun.

255 views • 10 slides

Galaxies

Galaxies . A huge cluster of stars , dust, and gas held together by gravity Can be 100,000 light years from end to end Remember 1 light year = 5,878,625,373,183 miles. There are three types of galaxies. 1. Elliptical Galaxy . Round or oval-shaped Most common shaped galaxy found nearby.

235 views • 9 slides

Chapter 1

Chapter 1. Introduction to Astronomy. What is Astronomy?. Astronomy is the scientific study of celestial bodies.

193 views • 9 slides

Spitzer space telescope

209 views • 8 slides

Huge numbers in maths

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Explorations of the Universe Lecture I

Explorations of the Universe Lecture I. Steven Dutch LS-116 Phone:465-2246 e-mail: dutchs@uwgb.edu home page: www.uwgb.edu/dutchs. Some Issues in Cosmos. Carl Sagan! Authority and Limits of Science Science and Religion Science and Irrationalism.

462 views • 7 slides

Space Exploration

150 views • 7 slides

AGE OF THE UNIVERSE 12 Billion Years condensed into ONE year

AGE OF THE UNIVERSE 12 Billion Years condensed into ONE year. Jan 1, 12am: Big Bang occurs. Early Feb: Our Milky Way Galaxies forms. Aug. 12 (approx.): The Earth and Sun are formed.

188 views • 3 slides

Chapter 12 Study Guide

Chapter 12 Study Guide Answer the following questions on binder paper following the format shown in class. In what ways can stars be different from each other? List the 5 star types in order of smallest to biggest. What is a light year? When and why would we use that measurement?

117 views • 1 slides