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WorksheetsMidTerm Exam in MPE 15 1st sem. 20-21
Total questions: 60
Worksheet time: 20mins
What measures the waves of earthquakes?
seismograph
anemometer
seismic wave
barometric pressure
How do earthquakes and volcanoes shape land?
weathering and erosion can change the land
build up the land
destroy things, but they can also build up the land
break down the land
What is a huge wave made by an underwater earthquake?
hurricane
tsunami
seismic wave
primary wave
What is a flood?
a great flow of water over land that is usually dry
a very large, swirling storm with strong winds and heavy rains
a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action
the quantity of rain falling within a given area in a given time
What do huricanes often bring?
snow
flooding
an eye
southern moving wind
In what ways do volcanoes affect our environment?
destroy plants, harm animals, pollute the air, give nutrients to plants
destroy buildings and nature
a very large, swirling storm with strong winds and heavy rains
rotating storm with low pressure at its center that can turn into a hurricane
What is a hazard?
The possibility that harm may occur
Something that has the potential to cause harm
Something that can make you fall over
All of the above
What is a risk?
Something that has the potential to cause harm
The chance that you will hurt yourself
The possibility that harm may occur after being exposed to a hazard
None of the above
Puddle of water on the floor....is it a hazard or a risk?
Hazard
Risk
Leather shoes protect you from what HAZARDS?
Stepping on a sharp object, dropping something heavy on your foot and slipping over
Hurting your foot
Completing a student plan for being unprepared for learning
All of the above
Safety could be best defined as:
Not likely to be harmed or lost
Avoiding an accident
The condition of being protected from or unlikely to cause danger, risk or injury
Wearing all PPE in the workshop
What is the best way to control hazards and reduce risk?
Elimination
Engineering Controls
Substitution
PPE
In the school workshop, we put bags on the shelf and do not bring them into the workshop space. This is because?
Many bags contain smelly things that could make students feel sick
It keeps the workshop neat and tidy
Bags are a trip hazard
None of the above
What HAZARD will an apron protect you from?
Getting your clothes tangled in equipment
Staining your uniform
Looking fashionable
None of the above
Rock underground suddenly breaks along a fault causing tectonic movement, causing what natural hazard?
Volcanic Eruption
Cyclone
Earthquake
Hurricane
What is the difference between a natural hazard and a natural disaster?
They are exactly the same
A hazard is what could happen, a disaster is after it has an impact on humans
disaster is what could happen, a hazard is after it has an impact on humans
Hurricanes and tsunamis are natural disasters, but earthquakes and volcanoes are hazards
Strange animal behavior, such as toads fleeing an area, could be an indicator that ____________ is about to occur.
a volcanic eruption
a tsunami
a hurricane
an earthquake
A seismograph can be used to measure and study what?
Volcanic eruptions
Tsunamis
Earthquakes
All of the above
Flooding, property damage, fatalities, and fires are all effects of what natural hazard?
Tsunamis and Earthquakes
Volcanoes and Tornados
Hurricanes and Earthquakes
Tsunamis and Hurricanes
A tiltmeter is a tool used to study what?
Tsunamis
Earthquakes
Volcanoes
Hurricanes
Scientists can predict exactly when a volcanic eruption will occur.
True
False
Reshaping new land, debris avalanches, destroyed forests, and death to many animals are all effects of what natural hazard?
Hurricane
Earthquake
Volcanic Eruption
Tsunami
Why is it beneficial to be able to predict when and where natural hazards will occur?
Communities can be notified to evacuate
So that we can stop them from happening again
So that scientists know where to go in order to study them
So that we can harness their power for renewable energy
What catastrophic event is caused by an unusually large amount of water for an area?
Earthquake
Flood
Tsunami
Typhoon
A good way to be prepared for an emergency is:
having a plan and not sharing it with anyone
keeping original documents somewhere hidden so well, even you cannot find it
keeping an emergency kit somewhere easily accessible
Ignore weather reports. They are usually wrong anyways.
Of the four natural hazards we've studied, which is the hardest to predict?
Tsunamis
Volcanoes
Tropical Cyclones
Earthquakes
A natural disaster occurs when a natural hazard...
causes major damage and harms humans
poses a danger to any part of the earth
changes the physical features of the earth
impacts everyday life for humans.
A natural hazard is?
an event in nature that may have a negative effect
an event in nature that does not impact human life
Seismic waves are associated with?
earthquakes
earthquakes or volcanoes
earthquakes, volcanoes, or explosions
All of the above
A natural hazard occurs when natural physical processes become?
dormant and inactive
extreme and unpredictable
scary!
faster than usual
A tsunami is?
a spinning windstorm that forms over the ocean
a series of ocean waves
a vibration deep within the Earth or at its surface
when magma rises through the Earth's surface
Earthquakes are caused by all of the following EXCEPT?
movement of tectonic plates
tsunamis
underground collapses
volcanic activity
Which of the following statements about natural hazards is NOT true?
Hazards are natural processes that CAN be dangerous but have not yet caused damage.
Hazards become disasters when they harm many people.
Some hazards can be predicted, but usually can't be stopped.
Hazards are natural processes that harm people on a regular basis.
A natural disaster occurs when a natural hazard?
causes major damage and harms humans.
poses a danger to any part of the earth.
changes the physical features of the earth.
impacts everyday life for humans.
Where hazards are located or centred is called?
Speed of Onset
Areal Extent
Spacial Concentration
Number of Hazards
If an earthquake begins to happen, the safest place to be is?
underground
in a doorway
next to a window
laying on the floor
We cannot predict the exact moment a natural disaster will occur, but we do know?
what day they will happen on
how big the natural disaster will be
where the natural disaster is likely to occur
how many people will be killed in the natural disaster
Risk is?
measures are taken to prevent harm
a situation involving danger
obligation to pay
a demand or request
Which of the following is not an impact of disaster?
Hazard
Vulnerability
Exposure
risk
Define Richter Magnitude Scale
A digital instrument used to measure earthquake waves
rates the amount of shaking from an earthquake
a rating system that estimates the total energy released by an earthquake
the numerical rating system used to measure the amount of energy released during an earthquake
Define modified Mercalli scale.
A digital instrument used to measure earthquake waves
rates the amount of shaking from an earthquake
a rating system that estimates the total energy released by an earthquake
numerical rating system used to measure the amount of energy released during an earthquake
Define magnitude.
The measurement of ground motion or energy on the Richter magnitude scale
The energy is released when rocks break because of stress.
Fast-moving avalanches of hot gas, ash, and rock
A digital instrument used to measure earthquake waves
Define fault.
Fast-moving avalanches of hot gas, ash, and rock
The energy is released when rocks break because of stress.
A break in Earth’s lithosphere (surface) where energy is released
A digital instrument used to measure earthquake waves
Flooding, property damage, fatalities, and fires are all common effects of what natural hazard?
Tsunamis and Earthquakes
Volcanoes and Tornados
Hurricanes and Earthquakes
Tsunamis and Hurricanes
Why is it beneficial to be able to predict when and where natural hazards will occur as much as possible?
Communities can be notified to evacuate
So that we can stop them from happening again
So that scientists know where to go in order to study them
So that we can harness their power for renewable energy
How have humans learned to live and survive in areas where natural hazards occur?
They have adapted buildings and structures to withstand the hazard.
They have put up large walls to keep the hazard out.
They use more renewable energy to reduce how severe the hazards are.
They don't really care and just live there anyway.
Carlos's family lives close to an active volcano. What is the best way that he and his family can reduce the impact of an eruption and stay safe?
Listen to the local news and follow evacuation instructions.
Always wear masks to cover their mouths.
Protect their home with lava-proof building materials.
Evacuate when they see a lava flow reaching their home.
Caleb wants to know which direction the wind is blowing so her hair stays pretty. Which wind tool should Tammy use?
Anemometer
Wind vane
Thermometer
Seismometer
What type of energy waves do earthquakes produce?
sound
heat
light
seismic
Which scale measures the magnitude, or size, of an earthquake?
Mercalli
Richter
density
weight
Which travels fastest, always being the first detected by seismic stations?
P waves
S waves
Surface Waves
None of the above
It is where the quake begins on the surface.
epicenter
joint
fault
focus
What do S (secondary) waves do during an earthquake?
Open cracks in the earth's surface
Create loud noises
Shake the ground
Cause eruptions
What do you call the crack in Earth's surface along which movement takes place?
earthquake
epicenter
fault
focus
Name the point underground where the faulting in an earthquake occurs.
earthquake
epicenter
fault
focus
Which earthquake wave is the most destructive?
P waves
S waves
surface waves
tsunami waves
An earthquake of 8.5 or higher would do this.
No damage
Major damage
Minor damage
Can't be detected
Which travels fastest, always being the first detected by seismic stations?
P waves
S waves
Surface Waves
None of the above
The length of time that a hazard lasts for is called?
Predictability
Regularity
Frequency
Duration
The return interval of hazards of certain sizes is called?
Frequency
Predictability
Regularity
Speed of Onset
