All matter, time & space and physical laws are collectively known as _____.

• space-time

• the universe

• the Milky Way

• galaxy superclusters

Tags

NGSS.HS-ESS1-2

Dark energy & dark matter make up about ____% of what the universe is actually made of.

• 100

• 96

• 50

• 1

Tags

NGSS.HS-ESS1-2

__________ or "normal" matter makes up the rest of the universe.

• Stardust

• Galaxies

• Superclusters

• Baryonic

The universe started to accelerate its rate of expansion approximately _____.

• 5 million years ago.

• 5 billion years ago.

• near the beginning of the Big Bang

• at the time of our solar system formation.

Tags

NGSS.HS-ESS1-2

The cause of this accelerating expansion of the universe is due to _____.

• galaxy collisions

• black hole expansion

• Dark Matter

• Dark Energy

Tags

NGSS.HS-ESS1-2

Einstein's equation(s) uniting space-time with gravity, matter & energy is known as ______.

• Special Relativity

• General Relativity

• Wien's Law

• Law of Conservation of Energy

Einstein explained that gravity is just a _______ of space by massive objects.

• squeezing

• reflection

• warping

• silhouette

Tags

NGSS.HS-PS2-4

Length, width, height & ______ make up the four familiar dimensions in the universe.

• matter

• time

• energy

• breadth

String & Membrane ("M") theory mathematically predicts an exact ___ dimensions in the universe.

• 11

• 4

• 5

• 10

The seven "extra" dimensions are incredibly _____ but exist in our universe.

• large

• small

• difficult to detect

• unusual