Geologic Time Question Preview (ID: 54030)


Review Of Geologic Time And The Fossil Record. TEACHERS: click here for quick copy question ID numbers.

How do scientists believe the moon formed?
a) It formed at the same time the Earth did;from the same loose rock/dust as the Earth.
b) It was formed somewhere in the universe and was captured by the Earth's gravity.
c) A planet collided with the Earth and pushed rock/dust into space, which orbited the Earth.
d)

At one time the Earth had a large amount of oxygen. This caused...
a) volcanic eruptions.
b) an ice age to occur.
c) animals and plants to grow very large.
d) the planet to get hotter.

What can you infer if fossil A is found in a layer of the earth that is above fossil B?
a) Fossil A is younger than fossil B.
b) Fossil A was from an animal that lived at the same time as fossil B.
c) Fossil A is older than fossil B.
d) Fossil A was from an animal that was fighting the animal that formed Fossil B.

What type of scientist collects and studies fossil evidence?
a) biologist
b) meteorologist
c) paleontologist
d) zoolologist

Fossils are usually used for _______ dating of rock layers.
a) relative
b) absolute
c) remote
d) radiometric

Eons are divided into 3...
a) periods
b) eras
c) ages
d) epochs

Where do scientists believe life most likely began on Earth?
a) in volcanoes
b) in the crystals of meteorites
c) near swampy areas
d) under the oceans

TRUE or FALSE Earth has has survived more than one ice age.
a) TRUE
b) FALSE
c)
d)

About how much of Earth's history passed before there was oxygen in our atmosphere?
a) 1/4
b) 1/3
c) 1/2
d) 3/4

What is thought to be the source of all water on Earth?
a) meteorites
b) photosynthesis
c) volcanic eruptions
d) ice ages

What vertebrates DID NOT live at the time of dinosaurs?
a) lizards
b) fish
c) humans
d) birds

Scientists believe that the first type of lifeforms on Earth were
a) insects
b) bacteria
c) trilobites
d) worms

About how old is the Earth thought to be?
a) 4.6 billion years
b) 46 billion years
c) 4.6 million years
d) 46 million years

What Law states that older rocks/fossils will be found in lower layers of the Earth?
a) Law of Gravity
b) Law of Volcanos
c) Law of Geologic Time
d) Law of Superposition

Which is more exact?
a) Relative Dating
b) Absolute Dating
c) Blind Dating
d)

What are the largest divisions of time in the Geologic Time Scale?
a) Eras
b) Eons
c) Periods
d) Ages

What Era are we living in?
a) Jurassic
b) Cambrian
c) Mississippian
d) Cenozoic

Are all of the time divisions on the Geologic Time Scale equal in length?
a) NO
b) YES
c)
d)

From which continent do scientists believe the earliest form of humans came from?
a) Asia
b) Africa
c) Pangaea
d) Europe

What do we call the study of the physical structure and history of the Earth as told through rocks
a) paleontology
b) astronomy
c) biology
d) geology

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