Solar system

What type of galaxy i s the Millke Way?

• Square galaxy

• Spiral galaxy

• Cosmic galaxy

• Singularity galaxy

The stregth of gravity depends upon what two things?

• It depends on the mass of each of the bodies, and the distance that separates them.

• How close to the sun it is.

• It depends on the mass of each of the bodies.

• It depends on the distance that separates of each of the bodies.

Where in the Milky Way Galaxy is our solar system located?

• on minor arm

• on maximum arms

• Our solar system orbits the center of the Milky Way galaxy. We are in one of the galaxy's four spiral arms - On an arm.

What is the name of the galaxy we live in?

• Sagitarius galaxy

• Milky Way

• Backward galaxy

• Black Eye galaxy

What is the leftover radiation from the Big Bang called?

• The cosmic microwave background (CMB) =

  It is leftover radiation from the Big Bang or the time when the universe began.

• Microwave Background's polarization

• Cosmic background radiation =

  It is eletromagnetic radiation that fills all space.

What do astronomers believe is happening to the universe?

• Astronomers believe that current expansion will not continue forever, reducing speed.

• Most astronomers believe the Universe began in a Big Bang about 13 billion years ago.

  Astronomers believe that current expansion will continue forever, gaining speed, but they are not sure how fast or why.

• Astronomers do not believe that current expansion will continue forever, gaining speed.

What are the 3 pieces of evidence for the Big Bang Theory?

• 1.New spiral arm

  2.Cosmic Background.

  3.Microwave radiation.

• 1.Expansion of Universe stopped.

  2.Big Bang never happened.

  3.Big Bang did not create the universe.

• 1.redshifted galaxies and universe expansion.

  2. 2.cosmic background radiation.

  4. 3.percentage or quantity of light an heavy elements in the universe

According to the Big Bang Theory, what do Scientists believe the universe was created from?

• Singularity -

  The Big Bang is how astronomers explain the way the universe began. It is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right now—and it is still stretching!

• Plurality -

  It is the idea that the universe began as serious points, then expanded.

Which model of the solar system is represented by this diagram:

• Geocentric Model -from Nicolaus Copernicus

• Tychonic system

• Heliocentric model

• Pythagorean astronomical system

Which model of the solar system is represented by this diagram:

• Geocentric Model

• Tychonic system

• Heliocentric model

• Pythagorean astronomical system