what course would you like me to set, earth wait no the universe that does

How long ago did the planet Earth not exist?

Reading Time: 7 minutes Millions of years ago the planet earth, a very tiny part of the universe, did not exist. It was about 4,600 million years ago that the planet earth and the other planets were formed around Sun that was till then just another star in the Solar system.

When is the planet Earth closest to the Sun?

The planet earth remains closest to the sun on January 3rd and it is known as perihelion; it is farthest away from the sun on July 4, and this is called aphelion. Scientists believe that the Universe began about 13 and 18 million years ago.

Is the planet Earth a perfect sphere?

Today it has become an established fact that the planet earth is not a perfect sphere; it is slightly flattened at the poles, and it swells at the equator because of the rapid spinning of the planet earth.

What is unique about the planet Earth?

Precisely, the planet earth is unique in that it is warm-but not boiling; cold-but not freezing all the time. Water covers three-fourth of its surface and its atmosphere possesses Oxygen; that is why in the solar system it is the only planet that has a life.

Why do we need to study the universe and the Earth?

By studying the cosmos beyond our own planet, we can understand where we came from, where we are going, and how physics works under conditions which are impossible to recreate on Earth. In astronomy, the Universe is our laboratory!

How are we connected to Earth and the universe?

Ultimately, we are connected to the beginning of the universe. Our bodies are made of stardust, the burned out embers of stars that were released into the galaxy in massive explosions billions of years ago, mixed with atoms that formed only recently as ultrafast cosmic rays slammed into the Earth's atmosphere.

What does it mean that the universe is flat?

We say that the universe is flat, and this means that parallel lines will always remain parallel. 90-degree turns behave as true 90-degree turns, and everything makes sense.

What are two things the universe is made of?

Matter and energy are the two basic components of the entire Universe. An enormous challenge for scientists is that most of the matter in the Universe is invisible and the source of most of the energy is not understood.

How the universe and the earth was formed?

Our universe began with an explosion of space itself - the Big Bang. Starting from extremely high density and temperature, space expanded, the universe cooled, and the simplest elements formed. Gravity gradually drew matter together to form the first stars and the first galaxies.

What does it mean that everything is connected?

“Everything is connected” might just mean a sense of awe at the deep physics in mundane matter, or a feeling that everyone in the world should get along.

What is the universe?

The universe is everything. It includes all of space, and all the matter and energy that space contains. It even includes time itself and, of course, it includes you. Earth and the Moon are part of the universe, as are the other planets and their many dozens of moons.

How many universes are there?

In a new study, Stanford physicists Andrei Linde and Vitaly Vanchurin have calculated the number of all possible universes, coming up with an answer of 10^10^16.

What is open universe?

If space has negative curvature, there is insufficient mass to cause the expansion of the universe to stop. In such a case, the universe has no bounds, and will expand forever. This is called an open universe.

How do you create a universe?

If you'd like to "bake" a universe, you need two essential ingredients and one optional ingredient. To get the cosmos we know, you need around 25% dark matter and 70% dark energy. Dark matter is some form of matter that is completely invisible; whatever it is, it doesn't interact with light.

What is our universe called?

Over the next decades, the current terminology came in to use, with Milky Way as the name of our galaxy, the term Galaxy for all galaxies (groupings of billions of stars gravitationally bound), and Universe for everything.

What universe is Earth in?

The Milky Way is a large spiral galaxy. Earth is located in one of the spiral arms of the Milky Way (called the Orion Arm) which lies about two-thirds of the way out from the center of the Galaxy.

Why doesn't the Earth overheat?

The earth doesn't overheat because some of the sunlight hitting it is reflected back into space and because some of the heat that it does absorb from the sun is re-radiated back out into space as infrared radiation. Greenhouse gases like CO2 keep the earth from re-radiating all the energy coming in from the sun.

What is the AU orbit?

Until 1976 the AU was defined as the semi-major axis of earth's orbit: 149,598,261 km. Where the center of mass of the solar system is at one focus, and the center of mass of the earth is on the path of the ellipse. See the video "Conic Sections: Intro to Ellipses" for more information on what the semi-major axis and the focus is.

Is it safe to go to Mars?

However, a trip to Mars would involve astronauts being exposed directly to this radiation for long periods of time, posing a significant health risk.

5 Ways to Let Universe Bring What You Want. Every time

I received this short text from an old friend I haven’t seen in ages: “Just come here and visit us!” Little did I know that this random chat would lead me to a life changing opportunity. Things like this happen too often in my life, coincidently.

2. Be ready to go ALL OUT

and that means: ready to work crazily hard, while enjoying the journey of rise and (lots of) fall

3. Put yourself out there, let it find you

I remember the time when I just moved to Bali. Even before finding a place to stay, I was first looking for a coworking space.

5. Listen to the signs, and take the leap

Imagine you’re playing a video game. You’re the main actor, taking a quest to find treasure. In the quest, you would meet people, you would go to places, you would find clues. These things play the role as signs in getting you closer to the treasure you seek.