Physical universe, Science

Assignment Help:

Physical universe:

The universe is vast. The Earth we live on appears to be just  a speck of dust circling a small star in a remote corner of  an obscure galaxy. If  we are a speck in the immense space, we also occupy dnly an instant in the expanse of  time. The universe is also very old. We now know  that  it  is about fifteen or twenty billion years OM, while we, the human beings have been around for only two million years or so. This vast and ancient universe is populated with a variety of objects. Let us now understand what objects constitute the universe and how they are distributed. In other words, what the physical structure of  the universe is. In doing so, we will not go into its chemical composition or aoy other details. However, before we embark on this venture, we will give you an idea of the cosmic distances, so that you're  able to appreciate what follows.  


Related Discussions:- Physical universe

Improvement of techniques and crafts in golden era:, Improvement of Techniq...

Improvement of Techniques and Crafts : In this period, there was a spurt in agriculture, as new techniques and seeds were introduced. More importantly, the crafts greatly improv

Renaissance (1440-1540), Renaissance (1440-1540): The Renaissance was a...

Renaissance (1440-1540): The Renaissance was a revolutionary movement. It marked a definite and deliberate break with the past.  It swept away the medieval forms of economy, of

Carbon dioxide, how to show air contains carbon dioxide

how to show air contains carbon dioxide

Explain ways how immune system protect us, Explain Ways How Immune System P...

Explain Ways How Immune System Protect Us 1)  It creates a barrier that prevents bacteria and viruses from entering our body. 2)  If a bacterium or virus does get into the b

Lowing soap bubbles with hydrogen, Lowing soap bubbles with hydrogen Mi...

Lowing soap bubbles with hydrogen Mix up a strong soap solution that will make good soap bubbles. Place a small funnel tube or a clay pipe on the delivery tube. When you have a

Explain immunoglobulin m - classification of antibodies, Immunoglobulin M -...

Immunoglobulin M - Classification of Antibodies Protects against bacteria, gives an early immune response, present on surface of lymphocytes. It stays confined to blood stream

Introduction -laws and regulations, INTRODUCTION: Here, we shall explain t...

INTRODUCTION: Here, we shall explain the regulations which are directly or indirectly concerned with laboratory work. These regulations have legal validity. As compared to laborat

Explain the process of respiration, Explain the Process of Respiration ...

Explain the Process of Respiration Respiration is the process which deals with the act of respiring or breathing, the act of taking in and giving out air, the aggregate of thos

State the pipette method of soil, State the Pipette Method of soil The ...

State the Pipette Method of soil The   sieve analysis, though is a true particle size analysis, is  unable to separate particles smaller than 20 microns. Such particles are sep

Explain parasympathetic nerves system, Explain parasympathetic Nerves Syste...

Explain parasympathetic Nerves System Another system that runs parallel to the sympathetic system is termed as the parasympathetic system. This system has an effect just opposi

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd