Lesson 1: Follow Up Activity

The diameter of the universe is possibly infinite but should be at least 93 billion light-years. 1 light year is equal to ___________

• 9.4617 x 1013 km

• 9.4607 × 1012 km

• 9.4607 x -1012 km

• 9.4762 x 12107 km

to be the same throughout, no matter where you are in the universe.

It is uniform with respect to position

• heterogenous

• homogenous

• isotropic

• antrotopic

It appears the same in every direction. If you stand at any point outside of a galaxy, the universe will look the same in all direction in the viewing angle.

• hypotonic

• hypertonic

• isotonic

• isotropic

baryonic matter is also known as

_________ are the building block of the galaxies.

Tags

NGSS.HS-ESS1-3

The first two elements exist in Big bang.

• Hydrogen and Oxygen

• Hydrogen and Lithium

• Hydrogen and Helium

• Hydrogen and Aluminum

Tags

NGSS.HS-ESS1-2

_____________ is a source of anti gravity

Cold dark matter has gravity but _____________________

• does not emit light

• does not give radiation

• does not give life

• does not emit solar flares

Big bang theory is not an explosion but a ___________

Tags

NGSS.HS-ESS1-2

It states that universe has no beginning and no end.