Origin of the Universe

What is the big bang theory?

• A theory that states that the universe started in a large mass and then imploded to form everything.

• A theory that states that the universe was there, will be and is there. Is homogeneous and isotropic.

• A theory that states that the universe is slowly coming back to a center.

• A theory that states that the universe started in a small mass and then expanded, the expansion cooled down the temperature and that resulted in the formation of matter, energy, space and time.

Tags

NGSS.HS-ESS1-2

What were the original two elements in our universe?

• Hydrogen and Lithium

• Helium and Oxygen

• Helium and Hydrogen

• None of the above

The red-shift in the spectral lines of light, reaching us from other galaxies implies that these galaxies ____________.

• Are moving closer to one another

• Are moving farther apart from one another

• Are in rapid rotation

• Redshift doesn´t exist

Tags

NGSS.HS-ESS1-2

Geocentrism is the theory that says that the Earth is the centre of the universe. 

• True
• False

Heliocentrism is the theory that says that the Moon is the centre of the universe. 

• True
• False

Nicolaus Copernicus proposed that all planets orbited and revolved around the sun.

• True
• False

Edwin Hubble discovered that the universe is expanding from his observation of __________

• Photons

• Red Shifts

• Gravitational Pull

• Conservation of Momentum

Tags

NGSS.HS-ESS1-2

A Greek philosopher who believed in the primordial universe.

• Democritus

• Anaxagoras

• Aristotle

• Ptolemy

The Milky Way is what type of a galaxy?

• Spiral

• Spherical

• Elliptical

• Irregular

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

How old is the Universe?

• 100 million years old

• 4.6 Billion years old

• 13.7 Billion years old

• A Gazillion years old

Tags

NGSS.HS-ESS1-2