Quiz about History of Earth

Question 1

Age of rock compared to ages of other rocks.

Accepted Answer

Relative Age

Answer

Absolute Age

Answer

Radioactive Dating

Answer

Radioactive Decay

Question 2

The number of years that have passed since the rock formed.

Accepted Answer

Absolute Age

Answer

Relative Age

Answer

Radioactive Dating

Answer

Radioactive Decay

Question 3

A gap in the geologic record that shows where rock layers have been lost due to erosion

Accepted Answer

Unconformity

Answer

Fossil

Answer

Radioactive Dating

Answer

Radioactive Decay

Question 4

The preserved remains or traces of an organism that lived in the past.

Accepted Answer

Fossil

Answer

Unconformity

Answer

Radioactive Dating

Answer

The Law of Superposition

Question 5

In undisturbed horizontal sedimentary rock, the oldest is at the bottom and the newest the top.

Accepted Answer

The Law of Superposition

Answer

Unconformity

Answer

Radioactive Dating

Answer

Radioactive Decay

Question 6

A record of the geologic events and the evolution of life forms as shown in the rock and fossil record.

Accepted Answer

Geologic Time Scale

Answer

Era

Answer

Period

Answer

Index Fossil

Question 7

Geologists divide the time between the Precambrian and the present into 3 long units of time called..

Accepted Answer

Eras

Answer

Geologic Time Scale

Answer

Period

Answer

Index Fossil

Question 8

Eras are subdivided into units of geologic time called...

Accepted Answer

Periods

Answer

Geologic Time Scale

Answer

Eras

Answer

Index Fossil

Question 9

fossil that is useful for dating and correlating the rock layer in which it was found.

Accepted Answer

Index Fossil

Answer

Geologic Time Scale

Answer

Eras

Answer

Periods

Question 10

A vertebrate whose body temperature is determined by the temperature of its environment, and that lives it's early life in water and it's adult life on land

Accepted Answer

Amphibian

Answer

Invertebrate

Answer

Vertebrate

Answer

Reptile

Question 11

An animal without a backbone

Accepted Answer

Invertebrate

Answer

Vertebrate

Answer

Amphibian

Answer

Reptile

Question 12

An animal with a backbone

Accepted Answer

Vertebrate

Answer

Invertebrate

Answer

Amphibian

Answer

Reptile

Question 13

A vertebrate whose temperature is determined by the temperature of it's environment, that has lungs and scaly skin, and that lays eggs on land

Accepted Answer

Reptile

Answer

Invertebrate

Answer

Vertebrate

Answer

Amphibian

Question 14

A vertebrate whose body temperature is regulated by it's internal heat, and that has skin covered with hair or fur and glands that produce milk to feed it's young

Accepted Answer

Mammal

Answer

Vertebrate

Answer

Amphibian

Answer

Reptile

Question 15

What is the approximate age of Earth?

Accepted Answer

4.6 billion years

Answer

4.6 million years

Answer

46,000 years

Answer

4600 years

Question 16

Which of these statements describes a key characteristic of index fossils?

Accepted Answer

They existed for a short span of time.

Answer

They existed in a unique location.

Answer

They are present in very small numbers.

Answer

They are similar to other fossils.

Question 17

How was the fossil of this insect formed?

Accepted Answer

by being trapped in hardened tree sap (amber)

Answer

by being petrified

Answer

by being trapped in asphalt

Answer

by being buried in sediment that slowly decays

Question 18

Sometimes a fossil is formed as a result of the movement of an organism in soft sediment. What type of fossil is this called?

Accepted Answer

trace fossil

Answer

bone fossil

Answer

frozen fossil

Answer

petrified fossil

Question 19

Sedimentary Rock:

Accepted Answer

Rocks that form from the bonding of rock fragments such as sand, silt, or clay; from organic materials; and from chemicals dissolved in water.

Answer

Rocks that form when other rocks are changed by heat and pressure.

Answer

Rocks that form from cooling magma or lava

Question 20

when rock is on the bottom layer it is...

Accepted Answer

The oldest layer

Answer

Growing underground

Answer

The youngest layer

Answer

Dirt

Question 21

Which scientists study fossils?

Accepted Answer

paleontologist

Answer

geneticist

Answer

biologist

Answer

fossilologist

Question 22

^{Which rock layer is the youngest?}

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 23

What type of rock are fossils usually found in?

Accepted Answer

sedimentary

Answer

volcanic

Answer

metamorphic

Answer

igneous

Question 24

Which era is the oldest era?

Accepted Answer

Paleozoic Era

Answer

Mesozoic Era

Answer

Cenozoic Era

Question 25

What is the purpose of the geologic time scale?

Accepted Answer

to organize the major Era's of Earth's history

Answer

to compare very short & very long periods of time

Answer

to compare with other non-geologic time scales

Answer

to help people understand that planet is really old

Question 26

_______________ is the long span of time that begins geologic time.

Accepted Answer

Precambrian Time

Answer

Cenozoic Time

Question 27

The Triassic Period, the Jurassic Period, and the Cretaceous Period occurred in what era?

Accepted Answer

Mesozoic

Answer

Cenozoic

Question 28

Which Era was the longest?

Accepted Answer

Precambrian

Answer

Cenozoic

Answer

Paleozoic

Answer

Mesozoic

Question 29

What does the picture indicate?

Accepted Answer

an extinction event

Answer

an igneous intrusion

Answer

an angular unconformity

Answer

an explosion of different organisms

Question 30

Steven is 9 years old. Olivia is 12 years old.
Olivia is older than Steven.
What type of dating system is this?

Accepted Answer

Absolute

Answer

Relative

Question 31

Isabella's part in a group project on the history of Earth was researching and presenting on the Precambrian time. Which TWO Phrases best characterize the Precambrian time?

Accepted Answer

a time of few fossils

Accepted Answer

a time that covers 88 percent of Earth's history

Answer

a time of great evolutionary change

Answer

a time with multiple periods in it

Question 32

The sedimentary layers of rock in Earth

Accepted Answer

Rock Strata

Answer

Fossil

Answer

Stratigraphy

Answer

Geologic Time Scale

Question 33

The study of rock layers.

Accepted Answer

Stratigraphy

Answer

Rock Strata

Answer

Fossil Record

Answer

Geologic Time Scale

Question 34

This picture shows 4 rock layers and an intrusion of Basalt (a type of molten rock). When molten rock pushes its way into rock layers already formed, it creates an intrusion. This rock strata indicates that the basaltic intrusion must have happened...

Accepted Answer

After the limestone was deposited

Answer

Before the clay was deposited

Answer

Before the granite was deposited

Answer

Before all 4 layers were formed

Question 35

This illustration shows rock layers from 3 different locations and fossils the rock layers contain. Which conclusion can be drawn from the information in the illustration?

Accepted Answer

The Fossil F2 appeared most recently of those shown here

Answer

The fossil F3 appeared most recently of those shown here.

Answer

The fossil F1 appeared before all the others.

Answer

The fossil F4 is the oldest of all the fossils.

Question 36

What do fossils tell us about the history of the Earth?

Accepted Answer

All of these statements are true

Answer

They can tell us about organisms that have gone extinct

Answer

They can tell us about climates and environments of the past

Answer

They can show us how species have evolved over time

Question 37

In what period did the first modern humans evolve?

Accepted Answer

Quarternary

Answer

Cenozoic

Answer

Paleogene

Answer

Mesozoic

Question 38

Magma that cuts through the rock strata underground is a(n):

Accepted Answer

Igneous intrusion

Answer

Index fossil

Answer

Igneous extrusion

Answer

Radioactive fossil

Question 39

During which era/eon do humans live in?

Accepted Answer

Cenozoic

Answer

Pre-Cambrian

Answer

Paleozoic

Answer

Mesozoic

History of Earth

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