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Natural Hazards and waves midterm 8th Science

Total questions: 21

Worksheet time: 20mins

Name
Class
Date
1.

Fill in the blank

According to the Los Alamos national laboratory, computer technology can now identify ten times the number of earthquakes previously recorded. A _________________ is used to collect and send the data from vibrations caused by earthquakes which are then read by the computers.

a)

Radar

b)

Sonar

c)

Seismograph

d)

Spectrometer

2.

The city of San Francisco has adopted strict building codes to reduce the impact of which natural hazard that affects many areas around the world around the Pacific "ring of fire"?

a)

tornadoes

b)

earthquakes

c)

floods

d)

hurricanes

3.

If a city wanted to adopt additional building codes to reduce the natural hazard of earthquakes, which of the following would offer the best solution?

a)

all public buildings must be air conditioned at all times

b)

all new buildings must be equipped with solar or fuel technology

c)

all new buildings must have metal frames and metal roofing materials

d)

all public buildings must be constructed of repurposed materials

4.

Read the passage and examine the table below.


In general, less developed countries are more vulnerable to natural hazards than are industrialized countries because of lack of understanding, education, infrastructure, building codes, etc. Poverty also plays a role - since poverty leads to poor building, increased population density, and lack of communication and infrastructure.


Human intervention in natural processes can also increase vulnerability by-

Development and habitation of lands susceptible to hazards. For example, building on floodplains subject to floods, sea cliffs subject to landslides, coastlines subject to hurricanes and floods, or volcanic slopes subject to volcanic eruptions. Increasing the severity or frequency of a natural disaster. For example, overgrazing or deforestation leading to more severe erosion (floods, landslides), mining groundwater leading to subsidence, construction of roads on unstable slopes leading to landslides, or even contributing to global warming leading to more severe storms.

Affluence can also play a role since affluence often controls where habitation takes place, for example along coastlines, or on volcanic slopes. Affluence also likely contributes to global warming since it is the affluent societies that burn the most fossil fuels, adding CO2 to the atmosphere.


Based on the information above, what is a likely reason why India is ranked number one?

a)

overgrazing or deforestation

b)

excessive building on floodplains

c)

overmining of groundwater

d)

severe poverty

5.

Read the passage and examine the table below.


In general, less developed countries are more vulnerable to natural hazards than are industrialized countries because of lack of understanding, education, infrastructure, building codes, etc. Poverty also plays a role - since poverty leads to poor building, increased population density, and lack of communication and infrastructure.


Human intervention in natural processes can also increase vulnerability by-

Development and habitation of lands susceptible to hazards. For example, building on floodplains subject to floods, sea cliffs subject to landslides, coastlines subject to hurricanes and floods, or volcanic slopes subject to volcanic eruptions. Increasing the severity or frequency of a natural disaster. For example, overgrazing or deforestation leading to more severe erosion (floods, landslides), mining groundwater leading to subsidence, construction of roads on unstable slopes leading to landslides, or even contributing to global warming leading to more severe storms.

Affluence can also play a role since affluence often controls where habitation takes place, for example along coastlines, or on volcanic slopes. Affluence also likely contributes to global warming since it is the affluent societies that burn the most fossil fuels, adding CO2 to the atmosphere.

Based on the chart, what is the most likely reason why India has so much of their population affected during natural disasters?

a)

There is a need to produce an ample amount of water for the population

b)

Because India is a highly industrialized country, India has to build homes in areas not safe

c)

There is a lack of available safety resources to the general population due to how poor the majority of the country is

d)

India has removed all natural barriers that would protect the country from natural disasters

6.

Examine the image above, then fill in the blank.

The TransAmerica Pyramid building in San Francisco is famous for its architecture. The diagonal trusses at the base of the building protect it from horizontal and vertical forces during _________________.

a)

Floods

b)

Hurricanes

c)

Tornadoes

d)

Earthquakes

7.

Examine the figure.

Based on the figure, what type of natural disaster is most prevalent along the western coast of the United States?

a)

earthquakes

b)

hurricanes

c)

tornadoes

d)

tsunami

8.

Read the sentences below:

Different areas of the United States are at higher risks for certain types of natural disasters. Scientists are constantly monitoring these regions to assess possible impacts on the inhabitants that live in these high-risk areas.


Which region(s) are known for higher levels of tornado development?

[Select ALL that apply]

a)

4

b)

5

c)

6

d)

7

e)

8

9.

Until recently, it was believed that dogs were completely color blind. However, scientists now believe that dogs can see some variations of blue and red.


Based on the information above, which of the following is true about what a dog might see between both ball A and ball B? Select all that apply.

a)

Ball A will absorb the color blue

b)

Ball A will reflect all colors except blue

c)

Ball B will absorb all colors except red

d)

Ball A will absorb blue and ball B will absorb red

e)

Ball B will reflect red and ball A will reflect blue

10.

A student puts a crystal prism in the window. As the light from the sun comes through the crystal prism, the student sees manhy different colors of the spectrum on the wall behind her. What is the best explanation for the colors that the student sees?

a)

the white light has been seperated into different colors by the prism

b)

the sunlight and the water vapor in the air produce a rainbow-like effect

c)

the prism has absorbed the light and produces multiple colors from within

d)

the glass in the window seperates the white light apart, which is then magnified by the prism

11.

A student puts a crystal prism in the window. As the light from the sun comes through the crystal prism, the student sees many different colors of the spectrum on the wall behind her. The student notices that she cannot see the color yellow in the colors on the wall, but she can see all the other colors.

What is the most likely explanation for this?

a)

The color yellow is not part of the spectrum of colors

b)

the color of the wall is yellow and absorbs that color

c)

the color of the wall is yellow and reflects that color

d)

the color yellow is diffused by the crystal in the prism

12.

Read the sentences below.

Human eyes cannot see most forms of light. The entire wavelength of light is known as the electromagnetic spectrum. The electromagnetic spectrum is how light carries energy.

Identify the location on the electromagnetic spectrum where energy is being absorbed, allowing for green light to be reflected.

a)

First circle

b)

second circle

c)

third circle

d)

fourth circle

e)

last circle

13.

Examine the image and answer the question that follows.

The image above represents light rays. Which material would cause the light to behave this way?

a)

wood

b)

paper

c)

plastic

d)

aluminum foil

14.

The illustration below represents a material that is made of pigments capable of absorbing particular colors of the spectrum. The colors that can be absorbed by the pigment are listed below the material. The material is being exposed to different colors of light.

What color(s) will be reflected by the object?

a)

red will be reflected

b)

blue will be reflected

c)

all of the colors will be reflected

d)

none of the colors will be reflected

15.

A family is looking to build a beach house along the Gulf of Mexico.


Which of the following engineering structures should the family include in the new house to help it withstand hurricanes?

Select all that apply

a)

install flexible gas lines

b)

install fire-resistant glass in all windows

c)

add shear walls in orientation relative to the shoreline

d)

add pylons and columns under the house to elevate it

16.

Many cities around the world are impacted by various natural disasters such as earthquakes, tornadoes, hurricanes, and volcanoes. These natural disasters can bring deadly consequences and in some instances are not fully understood. One of the most wide-spread natural disasters in the United States are tornadoes.


Tornadoes are often confused with hurricanes, but it is important to note they are two distinctly different events. Tornadoes and hurricanes both form from strong rotating winds and carry the potential to cause damage to surrounding areas.


While they share some similarities, they are more different than they are alike. Tornadoes form over land close to the jet stream, while hurricanes form over water away from the jet stream. Tornadoes are often much smaller than hurricanes and develop much faster. Tornadoes develop so quickly that meteorologists often issue a warning just minutes prior to their complete formation. They also typically last no more than an hour; whereas hurricanes can last up to three weeks. Tornadoes can carry winds that are almost twice the speed of the average hurricane.


Which statements justify the use of Doppler radar to predict tornadoes?

[Select ALL that apply]

a)

measures moisture in the air

b)

measures atmospheric pressure

c)

measures the amount of rainfall

d)

provides information on storm formations

e)

provides information on wind patterns

17.

Examine the tectonic plate diagram. Which of the following is most likely to occur at the boundary between the Nazca plate and the South American plate?

a)

hurricane

b)

rift valley

c)

strike-slip fault

d)

volcano

18.

Read the sentences below.


J.P.’s teacher made a list of facts about hurricanes on the board to help introduce the lesson on hurricanes.


Teacher's List

1. Tropical storms and hurricanes are the only weather disasters that have been given their own names by the U.S. government.

2. The most violent winds and heaviest rains take place in the eyewall, the ring of clouds and thunderstorms surrounding the eye.

3. For a tropical storm to become classified as a hurricane, the winds must exceed 124 miles per hour.

4. In years with an El Niño, there are typically fewer tropical storms and hurricanes because of vertical shear increases during these years.


J.P. notices one of the facts is incorrect.

What correction should he make to the teacher’s original list?

a)

El Nino years result in more tropical storms and hurricanes

b)

The eye of the hurricane is where most violent weather occurs during a hurricane

c)

Hurricanes and Tornadoes are the only weather disasters that have been given their own names.

d)

The winds of a tropical storm must exceed 74 miles per hour to be classified as a hurricane

19.

Read the passage below and answer the question that follows. (2 points)


Many cities around the world are impacted by various natural disasters such as earthquakes, tornadoes, hurricanes, and volcanoes. These natural disasters can bring deadly consequences and in some instances are not fully understood. One of the most wide-spread natural disasters in the United States are tornadoes.

Tornadoes are often confused with hurricanes, but it is important to note they are two distinctly different events. Tornadoes and hurricanes both form from strong rotating winds and carry the potential to cause damage to surrounding areas.


While they share some similarities, they are more different than they are alike. Tornadoes form over land close to the jet stream, while hurricanes form over water away from the jet stream. Tornadoes are often much smaller than hurricanes and develop much faster. Tornadoes develop so quickly that meteorologists often issue a warning just minutes prior to their complete formation. They also typically last no more than an hour; whereas hurricanes can last up to three weeks. However, don’t let the tornado’s small size and brevity fool you. It can carry winds that are almost twice the speed of the average hurricane.


Which statements are accurate comparisons between hurricanes and tornadoes?


[Select ALL that apply]

a)

Hurricanes last longer than tornadoes

b)

Cloudy skies accompany both storms

c)

Tornadoes are less harmful that hurricanes

d)

Hurricanes carry weaker winds than tornadoes

e)

Tornadoes are more predictable than hurricanes

20.

Read the passage below and answer the question that follows.


Many cities around the world are impacted by various natural disasters such as earthquakes, tornadoes, hurricanes, and volcanoes. These natural disasters can bring deadly consequences and in some instances are not fully understood. One of the most wide-spread natural disasters in the United States is tornadoes.


Tornadoes are often confused with hurricanes, but it is important to note they are two distinctly different events. Tornadoes and hurricanes both form from strong rotating winds and carry the potential to cause damage to surrounding areas.


While they share some similarities, they are more different than they are alike. Tornadoes form over land close to the jet stream, while hurricanes form over water away from the jet stream. Tornadoes are often much smaller than hurricanes and develop much faster. Tornadoes develop so quickly that meteorologists often issue a warning just minutes prior to their complete formation. They also typically last no more than an hour; whereas hurricanes can last up to three weeks. However, don’t let the tornado’s small size and brevity fool you. It can carry winds that are almost twice the speed of the average hurricane.


Which statement from the passage supports the claim that both of these weather phenomena can be measured using the same kind of device?

a)

"Tornadoes form over land...while hurricanes form over water..."

b)

"These natural disasters can bring deadly consequences and in some instances are not fully understood

c)

"[Tornadoes] can carry winds that are almost twice the speed of the average hurricane"

d)

"[Tornadoes] also typically last no more than an hour; whereas hurricanes can last up to three weeks."

21.

Which location on the map is most likely to have an increased threat of hurricanes?

[Select ALL that apply]

a)

1

b)

4

c)

5

d)

6

e)

9