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

To study the formation of a drop of liquid, To study the formation of a dro...

To study the formation of a drop of liquid Gently pour aniline into a large beaker of cold water unless a layer about half an inch deep accumulates at the bottom. Place the bea

Explain carbamoyl phosphate synthetase, Explain Carbamoyl Phosphate Synthet...

Explain Carbamoyl Phosphate Synthetase (CPSI) ? In the first step, the mitochondria1 enzyme Carbamoyl Phosphate Synthetase 1 converts the ammonia produced by glutamate dehydro

Explain the transport properties of loop of henle, Explain the Transport pr...

Explain the Transport properties of Loop of Henle The loop of Henle, as shown in Figure, has a descending limb and an ascending limb. As the filtrate moves down the loop of Hen

Why does marble rarely contain fossils, Why does marble rarely contain foss...

Why does marble rarely contain fossils? This is due to of the way that it is formed. When you have a rock that is formed bymetamorphosis then it has been created by heat and pres

Data structure, how can work allocate and free algorithm in data structure

how can work allocate and free algorithm in data structure

Perceptual reasoning index, Mr. X was administered the Wechsler Adult Intel...

Mr. X was administered the Wechsler Adult Intelligence Scale-Fourth Edition (WAIS-IV), which is an individually administered test of a person's intellectual ability and cognitive s

The water will not run through the cloth, The water will not run through th...

The water will not run through the cloth Choose a glass jar and a piece of cloth from an old sheet or handkerchief. Fill the jar with water. Wet the cloth well, stretch it over

Science 9.., Which "spheres" are interacting when water evaporates from pla...

Which "spheres" are interacting when water evaporates from plants? Select all that apply.

Explain age related changes - ageing, Explain Age Related Changes - Ageing ...

Explain Age Related Changes - Ageing Age related changes are mainly observed at a cellular level. The connective tissues throughout body show an increase in stiffness because o

Determine the term - soil moisture, Determine the term - soil moisture ...

Determine the term - soil moisture The higher the soil moisture, the more rapid is the rate of reaction. The quantity of liming material to be applied to raise the soil pH to a

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