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Fossils Flashcards | StudBud
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Fossils
Fossils
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1
Which of the following is true about the relative age of fossils?
A fossils actual age is related to the depth they are found
Placed in chronological order without actual dates.
Fossils are placed in order based on physical size.
A fossils location tells: meat eating or vegetarian.
2
Which layer is the oldest?
C
A
D
B
3
All of the following are natural forces that slowly shape the Earth's surface
EXCEPT
_________.
tornado
ice
waves
wind
4
What type information can this give scientists about the organism that made the track?
age
mating habits
body mass
diet
5
__________ are the largest units of geologic time and are divided into __________.
Eons, periods
Eras, eons
Eras, periods
Eons, eras
6
In the picture of sedimentary rock, the oldest fossils are found in which layer?
4
3
1
2
7
Fossils are
most
often found in ________________ rocks.
igneous
aggregate
metamorphic
sedimentary
8
Which of the following is commonly measured in millions of years?
geologic time
life span of trees
age of the universe
the history of civilization
9
Which of the following has been found frozen in glaciers?
recent minerals
recent gases
intact Homo sapiens
intact organisms
10
Scientists have studied air bubbles from tens of thousands of years ago. Where did they find t?
arctic ice cores
samples from the upper atmosphere
water from a lake
the lungs of extinct animals
11
What do the fossils in the layer and the position of the layer tell us about the rocks?
composition
age
type
mineral content
12
Which of the following is a trace fossil?
shark's tooth
leg bone
footprint
shell
13
What proof do scientists have that Earth was not always like it is today?
space records
fossils
photographs
human records
14
What do these fossils suggest about the past climate in Big Bend National Park?
The area was covered by a glacier in the past.
The area had much higher rainfall in the past.
The area was much warmer in the past.
The area was covered by an ocean in the past.
15
This is a trace fossil.Which can also become trace evidence of prehistoric animals?
voice
calls
soft organs
burrows
16
If you found this fossil while digging around, what organism would you guess it came from?
lizard
porcupine
iguana
fish
17
What are fossils?
petrified soft tissue at least 100 years old
the remains of creatures which existed long ago
the preservation of rocks and minerals
old rocks and layers of sediment
18
Eras of geologic time are divided into smaller time units called ___________.
eons
milleniums
periods
centuries
19
Fossils of sea shells were found in the ground at your playground. What happened?
Someone left their sea shells at the park.
The land at the park was covered with water long ago.
Sea animals crawled from water to land.
Sea animals left their remains in the ground last year.
20
What is the sequence of the rock formation from the top to the bottom?
all the same age
oldest to youngest
there is no sequence
youngest to oldest
21
What does the fossil record of hundreds of millions of years help scientists prove?
Milky Way galaxy history
Earth's history
history of the universe
solar system history
22
What do scientists use radioactive dating to find the age of?
buildings
trees
people
rocks
23
To divide Earth's history scientists use a _______________.
pictograph
glyph
geologic time line
pie chart
24
Where can rocks of different layers, types, and ages like these be found?
everywhere on Earth
only on Earth's continents
on other planets
only under the ocean
25
What do rock layers tell us about fossils?
classification
age
prey
predators
26
Which is proof of Earth's changing conditions over the last hundreds of millions of years?
volcanoes
fossils
atmosphere
oceans
27
Scientists found a completely intact wooly mammoth from thousands of years ago. Where was this?
in a volcano
on the forest floor
on the ocean floor
in a glacier
28
How old are Earth's oldest rocks?
4 thousand years
4 million years
4 hundred years
4 billion years
29
Which of the following have been found intact, frozen in glaciers?
horses
woolly mammoths
giant ferns
sharks
30
What are the remains, imprints, or traces of prehistoric organisms called?
faults
fossils
minerals
crystals
31
What conclusion can be drawn from the diagram shown?
All continents were part of one large landmass in the past.
All continents are moving away at a uniform speed.
Continents moved in the past and are stationary now.
Continents are moving closer to each other.
32
What can scientists learn from studying the frozen remains of a mammoth?
How old most mammoths lived to be
What the mammoth ate and what it looked like
How their young were cared for
Why it became extinct
33
An extinct mammal from thousands of years ago is most likely to be discovered in which?
floating in the ocean
on the floor of a jungle
inside the trunk of a tree
frozen in a glacier
34
What is an object like this imprint of a prehistoric animal called?
mineral
fossil
crystal
igneous
35
Which is the youngest rock layer?
C
D
B
A
