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Variable Stars as Essential Astrophysical Tools
  • Language: en
  • Pages: 838

Variable Stars as Essential Astrophysical Tools

Pulsating and eccentric binary stars play a fundamentally important role in deciphering the mass distribution within stars. The present volume reviews the fundamental concepts of both radial and nonradial oscillations in the stars, including the Sun. Helio- and astroseismological results are reviewed, from the basics to the most recent developments. A new theory is presented, which seems to explain the mechanism of the light and radial velocity variations of recently discovered Ap stars. This textbook covers almost all kinds of variable stars of widely different characteristics. It will serve as a reference text for a very long time to come, not only for specialists but also for undergraduate students of physics and astronomy.

Active Close Binaries
  • Language: en
  • Pages: 898

Active Close Binaries

Since the 1970s symposia or colloquia devoted to recent research on close binaries have been held around the world almost annually. At meetings of the General Assembly of the International Astronomical Union this topic has also been discussed in detail at presentations in various commission meetings and also as invited talks by leading astronomers in the field. In recent years, fundamental changes have taken place in the study of close binaries due to the improvements in observational techniques, extension of observations from X-ray to radio regions of the electromagnetic spectrum, and advances in theoretical studies. For more than a decade, a group of astronomers at Ege University Observato...

Electro-Horticulture
  • Language: en
  • Pages: 232

Electro-Horticulture

  • Type: Book
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  • Published: 2020-12-17
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  • Publisher: Unknown

Learn about nature's secrets for increasing yields, accelerating growth, and protecting against droughts and other calamities. Buy now to learn the history and science behind electro-horticulture (also known as electroculture), its uses in agriculture, methods of setting up your own system, and more!In this book you will start by learning about the history of electroculture by studying the early experimenters who used "Earth Battery" technology to increase their yields from approximately 30% to 300%. Once you have an idea of the amazing successes that are possible, you'll start learning about the science behind the scenes ranging from soil science to the basics of plant electrophysiology. Fr...

I Heart Coloring
  • Language: en
  • Pages: 130

I Heart Coloring

  • Categories: Art

I Heart Coloring is a playful adult coloring book, perfect for on-the-go fun. This small, chunky book is light enough to slip in a handbag or coat pocket, but includes enough art for hours and hours of coloring. The lively mix of designs includes everything from intricate patterns and nature images to beautiful buildings and whimsical renditions of everyday objects.

Get Outside in Summer
  • Language: en
  • Pages: 35

Get Outside in Summer

Offers readers a variety of activities they can do to get outside in summer. Filled with fun facts about the season, bonus sidebar activities, and a “Get Outside!” special feature, this book is sure to inspire kids to explore the great outdoors.

Change of Perspective
  • Language: en
  • Pages: 426

Change of Perspective

  • Type: Book
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  • Published: 2010-10-26
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  • Publisher: AuthorHouse

Jackson Matthews' entire life has changed in the blink of an eye. Not only is he dealing with a broken heart and guilt over the deterioration of his closest relationships, he learns that everything he has ever been told about his life has been a lie. Now it seems there are more questions than answers. Can he forgive and move forward, or should he let the past remain the past? Is he ready for the truth? How much more can he lose, and what does he stand to gain by seeking the truth? Taking a journey to uncover answers he never thought he would get leads Jackson and his friends into more danger than any of them thought imaginable. Will he pay the ultimate price or gain the ultimate reward?

Secret Lives of Ants
  • Language: en
  • Pages: 183

Secret Lives of Ants

  • Type: Book
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  • Published: 2012-04
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  • Publisher: JHU Press

All of nature is revealed through the secret lives of the amazing ants.

I Wonder Why
  • Language: en
  • Pages: 36

I Wonder Why

The perfect introduction to the environment, featuring melting ice caps, the ozone hole, solar power and much more. Clear, lively text answers all those tricky questions about how the world works, while friendly, funny cartoons add interest.--Cover.

Dragon of the Island
  • Language: en
  • Pages: 420

Dragon of the Island

Offering herself to Maelgwn the Great, a Welsh warlord who has been devastating the British countryside with his invincible army, Princess Maelgwn of the Roman outpost Viroconium hopes to obtain mercy for her city. Original.

Enter Your Jubilee
  • Language: en
  • Pages: 238

Enter Your Jubilee

This book "Enter Your Jubilee, "is the second in the series on the Festivals of the Lord The jubilee is both the foundation and cap of the necessary kingdom festivals instituted by the Lord. The reason we are calling them the feasts or festivals of the Lord is because, they are not feasts initiated by Jews or Christians. They are the Lord's feasts. He is the one who instituted them. The Sabbath is simply put the basis for life. It means that, for yours to be a life worth living, there have to be principles for replenishing, restoration, restitution and resurrection in case of death. The Sabbath provides this basis.