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

Define the functions of the macrophages, Define the functions of the Macrop...

Define the functions of the Macrophages The macrophages: 1)  phagocytose microorganisms and inert particles 2)  secrete IL-1 (Interlukin I), TNF (tumor necrosis factor),

To feel the ''spring'' of air, To feel the 'spring' of air Secure a bic...

To feel the 'spring' of air Secure a bicycle pump and place your thumb over the finish of the outlet tube. Next push the piston in forcibly and rapidly let go of it. What happe

Explain rh blood grouping system, Explain Rh Blood Grouping System Some...

Explain Rh Blood Grouping System Some individuals also have a so called Rh antigen on the surface of their RBCs. Those who have it are called Rh (+) and those who do not have i

Objectives of fire hazards, Objectives After studying this unit you sho...

Objectives After studying this unit you should be able to: 1.  explain the significance of the fire triangle, 2.  list common causes of fire, 3.  describe the purpose

Objectives safe disposal methods of biological materials, Objectives Af...

Objectives After completing this exercise you will be able to: 1. Sterilize and dispose off microbial cultures, 2. Dispose off the carcass of laboratory animals and the e

Define procedure for estimation of iron in the solution, Define Procedure f...

Define Procedure for Estimation of Iron in the Solution? Carry out the experiment following the steps enumerated herewith: 1. Weigh 702 mg of reagent grade ferrous ammonium

Symptoms of aids, Symptoms of AIDS The HIV infection cannot be detected...

Symptoms of AIDS The HIV infection cannot be detected in early stages because the infected person does not show any sign of illness right away and appears a healthy normal indi

SZXDASDas, AskDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD question #MinaDASDDimum 100 ...

AskDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD question #MinaDASDDimum 100 words accepted#

Explain the dialysis, Explain the Dialysis   By now, you must have w...

Explain the Dialysis   By now, you must have well understood the functions of kidney and the implications of abnormal kidney functioning as well. Here in this section, we sh

Define the type of macrophages, Define the Type of Macrophages Macropha...

Define the Type of Macrophages Macrophages are of two types: a) Fixed types, and b) Wandering types

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