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Unit 2 - Earth's Structure

Total questions: 70

Worksheet time: 1hrs 8mins

Name
Class
Date
1.
How do scientists INDIRECTLY learn about Earth's interior?
a)
seismic waves
b)
rock samples
c)
tsunamis
d)
volcanoes
2.
What is the name of layer 3?
a)
crust
b)
outer core
c)
mantle
d)
inner core
3.
What is the name of layer 1?
a)
crust
b)
outer core
c)
mantle
d)
inner core
4.
The layer we live on:
a)
Oceanic Crust
b)
Continental Crust
c)
Lithosphere
d)
Asthenosphere
5.
Made of dark, dense rock such as basalt.
a)
Oceanic Crust
b)
Continental Crust
c)
Lithosphere
d)
Asthenosphere
6.
Solid ball of mostly iron and nickel:
a)
Upper Mantle
b)
Lower Mantle
c)
Outer Core
d)
Inner Core
7.
Layer that "flows," but is still solid:
a)
Oceanic Crust
b)
Continental Crust
c)
Lithosphere
d)
Asthenosphere
8.

Melted rock inside Earth

a)

magma

b)

crust

c)

lava

9.
The Earth is approximately
a)
3 million years old
b)
50 million years old
c)
2 billion years old
d)
4.5 billion years old
10.
Which of the following layers contains most of the Earth's mass?
a)
the core
b)
the mantle
c)
the oceanic crust
d)
the continental crust
11.
How did the Himalayan Mountains form?
a)
erosion
b)
convection
c)
glacial movements
d)
colliding tectonic plates
12.
The largest unit of time is the:
a)
era
b)
period
c)
stage
d)
eon
13.

Biosphere

a)

Water on Earth

b)

Gases around Earth

c)

Life on Earth

d)

Rocks & minerals on Earth

14.

Geosphere/Lithosphere

a)

Water on Earth

b)

Gasses around Earth

c)

Life on Earth

d)

Rocks & Minerals on Earth

15.

Hydrosphere

a)

Water on Earth

b)

Gasses around Earth

c)

Life on Earth

d)

Rocks & Minerals on Earth

16.

Atmosphere

a)

Water on Earth

b)

Gasses around Earth

c)

Life on Earth

d)

Rocks & Minerals on Earth

17.

This layer of the Earth has been described as having characteristics like plastic.

a)

A. Lithosphere

b)

B. Asthenosphere

c)

C. Mesosphere

d)

D. Inner Core

18.
Earth's inner core is a ___________ due to extreme pressure.
a)
gas
b)
liquid
c)
plasma
d)
solid
19.

The inner core is hotter than the sun?

a)

true

b)

false

20.

What landform is this?

a)

PLAIN

b)

VALLEY

c)

MOUNTAIN

d)

VOLCANO

21.

What landform is this?

a)

PLAIN

b)

VALLEY

c)

MOUNTAIN

d)

ISLAND

22.

What landform is this?

a)

HILL

b)

VALLEY

c)

MOUNTAIN

d)

ISLAND

23.

What landform?

a)

Plateau

b)

Rock

c)

Mountain

d)

Grass

24.

What do we use to find the location of something on a map?

a)

Compass

b)

Magnets

c)

GPS

d)

Grid system

25.

Lines of latitude run from ____ to ____.

a)

East to West

b)

North to South

26.

What is the degree of the equator?

a)

360°360\degree  

b)

90°90\degree  

c)

180°180\degree  

d)

0°0\degree  

27.

Does a parallel or a meridian split the Northern and Southern hemispheres?

a)

Parallel

b)

Meridian

28.

Does a parallel or a meridian split the Eastern and Western hemispheres?

a)

Parallel

b)

Meridian

29.

A map that shows physical features of the land is called a...

a)

Physical Map

b)

Political Map

30.

What type of map is this?

a)

Climatic

b)

Politcal

c)

Physical

d)

Resource

31.

What is this called?

a)

Navigation Station

b)

Compass Rose

c)

GPS

d)

Navigation Rose

32.

What is the name of the imaginary line that runs along 0 degrees longitude and separates the earth in Eastern and Western hemispheres?

a)

Tropic of Cancer

b)

Tropic of Capricorn

c)

Prime Meridian

d)

Equator

33.

Which letter is located at 

(60°N, 60°E)?

a)

A

b)

B

c)

C

d)

D

34.

A meridian of longitude is an imaginary line that runs ____.

a)

parallel to the Arctic Circle

b)

parallel to the Tropic of Cancer

c)

from the North Pole to the South Pole

d)

from the Prime Meridian to the International Date Line

35.

What does a map’s scale compare?

a)

direction on a map with direction on Earth

b)

distance on a map with distance on Earth

c)

location on a map with location on a globe

d)

distortion on a map with distortion on a globe

36.
A testable prediction about a scientific investigation is a(n)
a)
Question
b)
Observation
c)
Hypothesis
d)
Experiment
37.
Information you obtain through your senses, such as touch, sound and sight.
a)
observation
b)
hypothesis
c)
question
d)
conclusion
38.
A prediction or guess based on observations.
a)
data
b)
scientific process
c)
hypothesis
d)
question
39.

The information you collect while doing your experiment is called

a)

conclusions

b)

data

c)

hypotheses

d)

procedures

40.

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect

a)

independent variable

b)

dependent variable

c)

control variable

41.
If I study for my scientific method test, then I will have a better test score. What is the dependent variable?
a)
Scientific Method
b)
Studying
c)
Independent variable
d)
Test score
42.

What is the SI unit for mass?

a)

ounce

b)
newtons
c)
pounds
d)

kilograms

43.

The SI unit for time is the __?__.

a)

hours (h)

b)

liter (L)

c)

gram (g)

d)

second (s)

44.

What SI unit is used to measure length?

a)

meters

b)

liters

c)

centimeters

d)

kilograms

45.
What prefix is represented by the following symbol:  k
a)
hecto
b)
kilo
c)
deci
d)
deka
46.

9 meters = ___________cm

a)

900 cm

b)

90 cm

c)

0.9 cm

d)

0.09 cm

47.

Mass is

a)

the same as weight

b)

the amount of matter in an object

c)

the amount if weight in an object

d)

the amount of gravity in an object

48.

What is weight

a)

The same as mass

b)

mass * gravity

c)

the same as inertia

49.

The difference between the highest and lowest point is ...

a)

relief

b)

elevation

c)

plain

50.

The height above sea level at any point of Earth´s surface is ...

a)

relief

b)

elevation

c)

plateau

51.
What is the elevation of the peak of the small island on the left side?
a)
About 20 meters
b)
About 40 meters
c)
About 60 meters
d)
About 200 meters
52.
What do close contour lines represent on a map?
a)
waterfall
b)
steep area
c)
gradual area
d)
river
53.
What do contour lines that are farther apart represent?
a)
waterfall
b)
steep area
c)
gentle slope
d)
river
54.
Determine the contour interval
a)
10 m
b)
20 m
c)
50 m
d)
100 m
55.
Terrestrial planets are usually:
a)
closer to their star than gas giants.
b)
less dense than ice giants.
c)
larger than gas giants.
d)
older than ice giants.
56.
Smaller particles collecting together into larger and larger objects is called . . .
a)
accretion
b)
contraction
c)
explosion
d)
rotation
57.
A nebula starts to collapse because of:
a)
A nearby star shining it's light
b)
A passing spaceship
c)
A passing comet
d)
Gravity
58.

How many known planets are in our solar system?

a)

4

b)

7

c)

8

d)

9

59.

During the formation of Earth, small space rocks are attracted to each other by

a)

gravitational forces

b)

light forces

c)

solar eclipses

d)

white dwarfs

60.

The Earth cools

a)

from the inside out.

b)

the outside in.

61.

______ is the attractive force between any two objects that depends on the objects mass and distance to each other.

a)

Weight

b)

Gravity

c)

Net Force

d)

Rolling Friction

62.

Which statement best summarizes the source of most of the oxygen present in the atmosphere?

a)

Oxygen was released from deep within Earth's interior through volcanic eruptions

b)

Animals produced and emitted oxygen as a waste product of cellular respiration

c)

Cyanobacteria produced and emitted oxygen as a waste product of photosynthesis

d)

Primitive plants produced and emitted oxygen as a waste product of photosynthesis

63.

What caused Earth's interior to separate into distinct layers?

a)

composition

b)

density differences

c)

temperature difference

d)

all of the above

64.

One can conclude that Earth's internal layers resulted from which mechanism?

a)

differentiaation

b)

the decay of radiogenic isotopes

c)

accretion

d)

bombardment

65.

What is Earth Magnetic Field?

a)

is a part of the earth

b)

Is a magnetic field that emanates from Earth's core and encircles the Earth.

c)

i don´t now

d)

it is a magnetic field that causes damage to the planet earth

66.

What is the importance of the Earth magnetic field?

a)

protects us from the damage that the solar wind can cause

b)

protects us from pollution

c)

protects us from lasers

d)

protects us from the damage that the moon can cause

67.

As the Earth rotates on its axis, the Sun only shines on the side of the Earth that it is facing. This means:

a)

it is daytime for the parts of the Earth that have the Sun shining on them

b)

it is night-time for the parts of the Earth that have the Sun shining on them

68.
Scientific theories are based on
a)
general assumptions of how systems work.
b)
mathematical principles that can be proven true.
c)
large amounts of data collected over time.
d)
observations from within only one scientific discipline.
69.

Scientists create both scientific theories and scientific laws as they make observations and conduct experiments about the natural world. Which of the following statements most accurately compares the difference between scientific theories and scientific laws

a)

science laws are based on evidence while science theories are not

b)

science theories involve only biology, while laws involve all types of science

c)

science theories involve mathematical equations, while science laws are based on observations

d)

science theories are ideas that explain natural events, while science laws predict what will happen in a natural event.

70.

Explain in your own words how the Earth was formed, and how this lead to the development of earths layers.

4 lines

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