Changes in TimeChanges in Time

Quiz BowlQuiz Bowl

QuestionQuestion

Define EvolutionDefine Evolution

AnswerAnswer

Change(s) in TimeChange(s) in Time

QuestionQuestion

What can fossils tells What can fossils tells us about the past?us about the past?

AnswerAnswer

1.1. Evidence of previous lifeEvidence of previous life

2.2. Evidence of behavior of an organismEvidence of behavior of an organism

3.3. Evidence of how that organism can Evidence of how that organism can to beto be

4.4. Evidence of features and how they Evidence of features and how they may have changed over timemay have changed over time

5.5. Age of the organismAge of the organism

6.6. Better understanding of our worldBetter understanding of our world

QuestionQuestion

List 2 specific examples of List 2 specific examples of how fossils can tell us how fossils can tell us about behavior of an about behavior of an

organism. organism.

AnswerAnswer

1.1. Trilobite can be seen rolled up-Trilobite can be seen rolled up-protectionprotection

2.2. Fossils of parents and young Fossils of parents and young together- together- that the parents stayed that the parents stayed and cared for youngand cared for young

3.3. Fossils of lots of the same organism Fossils of lots of the same organism together- together- they lived in herdsthey lived in herds

QuestionQuestion

Describe 2 ways that Describe 2 ways that fossils can form. fossils can form.

AnswerAnswer

1.1. MoldMold- fossilized impression in a - fossilized impression in a substratesubstrate

2.2. CastCast- formed when a mold is filled - formed when a mold is filled upup

3.3. TraceTrace- fossilized nests, burrows or - fossilized nests, burrows or footprintsfootprints

4.4. True Form-True Form- part of the actual part of the actual animal such as bone, teeth or clawsanimal such as bone, teeth or claws

QuestionQuestion

Describe the theory of Describe the theory of Natural Selection or Natural Selection or

Survival of the FittestSurvival of the Fittest

AnswerAnswer

Process by which those Process by which those inheritable traits make it inheritable traits make it

more likely for an organism to more likely for an organism to survive and successfully survive and successfully reproduce become more reproduce become more

common in a population over common in a population over successive generations. successive generations.

QuestionQuestion

What is the difference What is the difference between Uniformitarism between Uniformitarism

and Catastrophism?and Catastrophism?

AnswerAnswer

UniformitarismUniformitarism: idea that some : idea that some geologic processes have been at geologic processes have been at work shaping the Earth throughout work shaping the Earth throughout its historyits history

CatastrophismCatastrophism: states that geologic : states that geologic change occurs suddenlychange occurs suddenly

QuestionQuestion

Describe the Law of Describe the Law of Superposition and Superposition and draw an exampledraw an example

AnswerAnswer

Law of SuperpositionLaw of Superposition states that states that younger rocks lie above older rocks if younger rocks lie above older rocks if the layers have not been disruptedthe layers have not been disrupted

QuestionQuestion

What can ice cores tell What can ice cores tell us about the Earth’s us about the Earth’s

past history?past history?

AnswerAnswer

1.1. Climate Change such as Global Climate Change such as Global WarmingWarming

2.2. Volcanic ActivityVolcanic Activity

3.3. Environmental TemperatureEnvironmental Temperature

4.4. Date or Time PeriodDate or Time Period

5.5. Sea StorminessSea Storminess

6.6. Air PollutionAir Pollution

7.7. RadioactivityRadioactivity

QuestionQuestion

List 3-5 piece of evidence List 3-5 piece of evidence that support the idea that support the idea

that Pangea could have that Pangea could have existed.existed.

AnswerAnswer

1.1. Plate TectonicsPlate Tectonics: solid, broken crust : solid, broken crust floats on liquid magma; plate have the floats on liquid magma; plate have the potential to movepotential to move

2.2. Continental DriftContinental Drift: because of plate : because of plate tectonics, the plates have moved over tectonics, the plates have moved over timetime

3.3. Some coastlines of continents seem to Some coastlines of continents seem to fit fit togethertogether like a puzzle like a puzzle

4.4. Some of the coastlines that fit together Some of the coastlines that fit together have have similar fossilssimilar fossils

5.5. Some of the coastlines that fit together Some of the coastlines that fit together have have similar rock layerssimilar rock layers in sequence in sequence

QuestionQuestion

What is an What is an Unconformity?Unconformity?

Draw a picture to Draw a picture to explain. explain.

AnswerAnswer

Unconformity: a break in the geologic Unconformity: a break in the geologic record created when rock layers are record created when rock layers are eroded or when sediment is not eroded or when sediment is not deposited for a long period of timedeposited for a long period of time

QuestionQuestion

What is the difference What is the difference between Chemical between Chemical

and Mechanical and Mechanical Weathering?Weathering?

AnswerAnswer

ChemicalChemical: process that breaks down : process that breaks down rock through chemical reactions rock through chemical reactions where a new substance is formedwhere a new substance is formed

MechanicalMechanical: process occurs when : process occurs when rock is physically broken down by rock is physically broken down by wind or waterwind or water

QuestionQuestion

List 3 examples of List 3 examples of chemical and 3 chemical and 3

examples of examples of mechanical mechanical weatheringweathering

AnswerAnswer

Chemical::1.1. Water dissolving minerals in rocksWater dissolving minerals in rocks2.2. Exposure to oxygen or carbon dioxide in the air Exposure to oxygen or carbon dioxide in the air

reacting with chemicals in the rockreacting with chemicals in the rock3.3. Acids from plants or acid rain dissolving minerals in Acids from plants or acid rain dissolving minerals in

the rockthe rockMechanicalMechanical::1.1. Trees growing into a rock and splitting itTrees growing into a rock and splitting it2.2. Water freezing in cracks and causing cracks to Water freezing in cracks and causing cracks to

expandexpand3.3. Abrasion from wind or water and smaller particles Abrasion from wind or water and smaller particles 4.4. Pressure being applied on top or underneath the Pressure being applied on top or underneath the

rockrock

QuestionQuestion

What is the difference What is the difference between Relative and between Relative and

Absolute Dating and how Absolute Dating and how would scientists use the would scientists use the

form of dating?form of dating?

AnswerAnswer

Relative DatingRelative Dating: comparing events in : comparing events in relationship to each other from relationship to each other from youngest to oldest; scientists might youngest to oldest; scientists might use this to show the law of use this to show the law of superpositionsuperposition

Absolute DatingAbsolute Dating: being able to define : being able to define an actual date/time period for an an actual date/time period for an event; scientist might use this to event; scientist might use this to date rock layers or fossils by using date rock layers or fossils by using radiometic dating techniques radiometic dating techniques

QuestionQuestion

What is the Geologic What is the Geologic Time Scale and how is Time Scale and how is

it divided?it divided?

AnswerAnswer

It represents the entire It represents the entire history of the Earth since history of the Earth since its formation. It is broken its formation. It is broken up into time periods where up into time periods where

the greatest changes in the greatest changes in biodiversity happened.biodiversity happened.

QuestionQuestion

What are index fossils?What are index fossils?

AnswerAnswer

Fossil that is found in rock Fossil that is found in rock layers of only one geologic layers of only one geologic

time age that is used to time age that is used to establish the age of the rock establish the age of the rock

layerlayer

QuestionQuestion

List at least 3 different List at least 3 different types of catastrophic types of catastrophic

events.events.

AnswerAnswer

1.1. Volcanic EruptionVolcanic Eruption

2.2. EarthquakeEarthquake

3.3. Meteor striking EarthMeteor striking Earth

4.4. Natural Disasters-tornado, Natural Disasters-tornado, hurricane, floodhurricane, flood

QuestionQuestion

Put the following rock layers in order Put the following rock layers in order from youngest to oldest.from youngest to oldest.

AnswerAnswer

33

11

66

22

55

44