The difference between relative age and absolute age is that:

relative age is a comparison and absolute age is a number

What is the importance of studying fossils?

To see how life and environmental conditions may have changed

Which 3 factors increase preservation potential for organisms to become a fossil?

hard parts, rapid burial, no oxygen

How can fossils tell us about Earth's past?

how life and the environmental conditions have changed over time

Scientists have found fossils of marine organisms on mountaintops. What does this tell scientists about the past?

That these rocks were once below the surface of an ocean.

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2020 Earth History

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Questions 20

Answers

1
________ explains that the topmost rock is the youngest and bottom layer is the oldest.
Layering
Age adaptation
Relative Age
Superposition
2
Finding a fossil sample that also contained seashells would indicate that the living organism had died near __________
a volcano
a mountain
a desert
an ocean
3
The difference between relative age and absolute age is that:
relative age is related to you and absolute is not
relative age refers plants while absolute age refers to animals
relative age is a comparison and absolute age is a number
relative age is in space and absolute age is on Earth
4
The Geologic Time Scale is divided up according to:
major extinction events
major climate changes
All of the above
major geologic events that happened
5
The age of a rock unit, fossil, or geologic event expressed in units of time.
Relative Age
Dinosaur
Absolute Age
Ancient
6
An extinct organism with reptile and bird-like features that lived millions of years ago.
Relative Age
Dinosaur
Ancient
Absolute Age
7
List in order the 4 divisions of time from longest to shortest
eon, period, epoch, era
epoch, period, era, eon
eon, era, period, epoch
period, eon, era, epoch
8
What is the importance of studying fossils?
To see how life and environmental conditions may have changed
To study how current life forms would exist in previous environments
To study about current life forms and the current environmental
To see how previous life forms would exist in current conditions
9
Which 3 factors increase preservation potential for organisms to become a fossil?
hard parts, slow burial, high oxygen
rapid burial, soft parts, organic materia
soft parts, high oxygen, organic matter
hard parts, rapid burial, no oxygen
10
How can fossils tell us about Earth's past?
how the environment has changed but life has remained stable over time
how life and the environment has remained stable over time
how life and the environmental conditions have changed over time
how the climate and weather has remained stable over time
11
Which Geologic Period do we presently live in?
Quaternary
cambrian
precambrian
mesozoic
12
The age of a fossil, organism or rock compared to something else
Relative Age
Dinosaur
Absolute Age
Ancient
13
Extremely old:
Mr. Mueller
Mr. Martinovich
Mr. Ganton
Ancient
14
The preserved remains of an organism, or traces of an organism such as a mark or print left by an animal
Absolute Age
Fossil
Ancient
Relative Age
15
Which fossil below would have the most advance physical features?
10 thousand years ago
100 thousand years ago
100 million years ago
10 million years ago
16
Scientists have found fossils of marine organisms on mountaintops. What does this tell scientists about the past?
That these rocks were once below the surface of an ocean.
That these organisms left the ocean and climbed to the top of a mountain
That these rocks were always above the surface of an ocean.
That these rocks must have been moved there by someone else.
17
For the most part, fossils give us information about the ____________
Mating habits
Sleeping habits
Physical characteristics
Color
18
Describe the relationship between rocks and fossils found in the same rock layer.
they must have died the same way
they must have been born in the same place
they must be different ages
they must be the same age
19
The death of the dinosaurs occurred as part of ___________.
a tectonic shift
overhunting by humans
a mass extinction
a change in Earth’s orbit
20
What can fossils tell us about Earth's past?
Fossils can be used to date the time period of rocks and rock layers
Fossils can give clues of changes in the organism's body structure over tim
Fossils give clues about environmental changes where the organisms lived
All of the above

2020 Earth History Flashcards | StudBud