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

Moving water by reducing air pressure, Moving water by reducing air pressur...

Moving water by reducing air pressure Secure two small bottles. Fill single about half full of water and close it with a single-hole stopper carrying a length of glass tube tha

Electronics, what is meant by three phase signal..

what is meant by three phase signal..

Explain the acid/base balance of our blood changes, Explain the acid/base b...

Explain the acid/base balance of our blood changes This acid/base balance of our blood changes in response to many things. These include: Diet: the diets that are rich in

What is permanent wilting percentage, What is permanent wilting percentage ...

What is permanent wilting percentage As plants absorb water from a soil, they lose most of it through evaporation at the leaf surface.  Some water is also lost by evaporation d

Why did the continents spread apart, Why did the continents spread apart? ...

Why did the continents spread apart? This is because of the heat generated from the earth's interior and earthquakes - the convection currents deep within the earth due to the

Scientific activity, Describe the factors which decide the broad area of sc...

Describe the factors which decide the broad area of scientific activity?

The earths iterior, Ask question how many years that our earth survived?#Mi...

Ask question how many years that our earth survived?#Minimum 100 words accepted#

Earth science, alternative naturalenergyresourcebasedo on undergroundhot wa...

alternative naturalenergyresourcebasedo on undergroundhot water source

Sense organ, when one moves from bright to dark place, chairs are not seen ...

when one moves from bright to dark place, chairs are not seen at ones. why?

Resource maps, Types of Resource Maps: Generally,  several  types of ...

Types of Resource Maps: Generally,  several  types of maps, based on the type of.resburces,  are prepared. Some of these are: Soil Maps showing the types of  soil, their comp

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