Geology102:Quiz-Unit08

What does the Hubble Deep Field image demonstrate?

• The presence of a single galaxy.

• The immense size and scope of the universe.

• The surface of the moon.

• The interior of a black hole.

What is the Doppler effect used for in astronomy?

• To measure the temperature of stars

• To determine the speed and direction of galaxies

• To calculate the mass of planets

• To find the age of the universe

What is redshift an indication of in terms of galaxy movement?

• Galaxies moving towards us

• Galaxies moving away from us

• Galaxies rotating on their axis

• Galaxies colliding with each other

What is the primary composition of gas giants compared to rocky planets?

• More metals and rocks

• More gases and ices

• More silicate minerals

• More static charges

How did Jupiter's gravity influence the formation of the asteroid belt?

• By attracting more silicate minerals

• By accelerating the movement of nearby materials

• By condensing metals and rocks

• By forming proto-planets

Which eon is named after the Greek god and ruler of the underworld Hades, and is the oldest eon?

• Archean Eon

• Proterozoic Eon

• Hadean Eon

• Phanerozoic Eon

What event is referred to as the "late heavy bombardment"?

• The extinction of dinosaurs

• The formation of the first oceans

• A large spike of asteroid and comet impacts on Earth and Moon

• The beginning of human civilization

Which era is most likely when life started on Earth?

• Mesozoic

• Paleozoic

• Archean

• Cenozoic

What is the significance of stromatolites?

• They are volcanic rocks

• They are the first well-preserved fossils

• They are a type of oceanic crust

• They are a type of tectonic plate

During which eon did photosynthesis by microbial organisms begin to add oxygen to the oceans?

• Proterozoic Eon

• Archean Eon

• Hadean Eon

• Phanerozoic Eon