Preventing releases of flammable gas and ignitable liquid from equipment and piping is the most practical way to significantly reduce the risk of fire following earthquake.
How can you prevent fires after earthquakes?
Preventing releases of flammable gas and ignitable liquid from equipment and piping is the most practical way to significantly reduce the risk of fire following earthquake.
Earthquake fires start when electrical and gas lines are dislodged due to the earth’s shaking. Gas is set free as gas lines are broken and a spark will start a firestorm.
Is fire an effect of earthquakes?
Fires are a major source of damage after earthquakes. Ground rupture and liquefaction can easily rupture natural gas mains and water mains, both contributing to the ignition of fires and hindering the efforts to control them.
Terms in this set (8) How is fire an earthquake hazard? Occurs when gas lines break and ignite; Water lines break which makes it harder to fight fires; Fires destroyed most of San Francisco in the 1906 earthquake.
How can we protect ourselves during an earthquake?
Stay away from outer walls, windows, fireplaces, and hanging objects. If you are unable to move from a bed or chair, protect yourself from falling objects by covering up with blankets and pillows. If you are outside, go to an open area away from trees, telephone poles, and buildings, and stay there.
What can earthquakes do?
Ground shaking from earthquakes can cause buildings and bridges to collapse; disrupt gas, electricity, and telephone services; and sometimes trigger landslides, avalanches, flash floods, fires, and tsunami.
What can happen because of an earthquake?
The effects from earthquakes include ground shaking, surface faulting, ground failure, and less commonly, tsunamis.
How do earthquakes affect the environment?
Secondary earthquake environmental effects (EEE) are induced by the ground shaking and are classified into ground cracks, slope movements, dust clouds, liquefactions, hydrological anomalies, tsunamis, trees shaking and jumping stones.
How can we limit the risks of earthquakes?
How are we able to limit risks from earthquakes? Engineer buildings with systems to dampen seismic energy. Use earthquake hazard maps to determine areas of least risk. Install warning systems to shut down gas systems and pipelines.
What are some things people can do to reduce the risk of damage and injuries from earthquakes quizlet?
open space around the building, which may cover a sidewalk and landscaping, letting the building to shake more gently. ” Fasten heavy objects( bookcase) to the floor or wall to keep them from falling. ” Keep emergency supplies like water. ” If you are inside, stay there till the shaking stop.
How might the uplift of the Tibetan Plateau and climate be related quizlet?
how might the uplift of the Tibetan Plateau and climate be related? A and B are both currently thought to be possible explanations.; Uplift of the plateau may have caused changes in climate that lead to additional precipitation, increasing erosion and reducing elevation.
How can we prevent earthquakes Wikipedia?
Preparedness measures Mitigating measures can include firmly securing large items of furniture (such as bookcases and large cabinets), TV and computer screens that may otherwise fall over in an earthquake. Likewise, avoiding storing items above beds or sofas reduces the chance of objects falling on individuals.
How do earthquakes cause floods?
An earthquake can rupture (break) dams or levees along a river. The water from the river or the reservoir would then flood the area, damaging buildings and maybe sweeping away or drowning people. Tsunamis and seiches can also cause a great deal of damage.
How do earthquakes impact humans?
Earthquakes can have immediate and long-term impacts on health. Immediate health impacts include: trauma-related deaths and injuries from building collapse; trauma-related deaths and injuries from the secondary effects of the earthquake, like drowning from tsunamis or burns from fires.
What is earthquake causes and effects?
Earthquakes are caused by the sudden release of energy within some limited region of the rocks of the Earth. The energy can be released by elastic strain, gravity, chemical reactions, or even the motion of massive bodies.
What is earthquake and its causes and prevention?
Earthquakes are caused due to sudden tectonic movements in the earth’s crust. When the tectonic plates slide over one another, there is a cause of orogeny which results in earthquakes and volcanoes. These disturbances cause vibrations that spread in all directions.
What are the 3 main causes of earthquakes?
Do trees fall in earthquakes?
In montane forests, landslides are the main cause of tree death and injury during earthquakes. Landslides range from soil movements that uproot and bury trees over extensive areas to rock falls that strike individual trees.
How do earthquakes affect the government?
A catastrophic earthquake could affect government at all levels, but especially at the local and state levels, by reducing future revenues, increasing current costs resulting from response activities, and increasing future costs resulting from recovery and reconstruction activities.
How do earthquakes impact animals?
In 2016, a major earthquake wiped out whole animal communities, sending impacts reverberating up the food chain. Earthquakes can disrupt sperm whales’ ability to hunt for up to a year, according to the first-ever study to look at the effects of the temblors on marine mammals.
How do earthquakes impact the health of the natural system?
It induce: Deaths, Severe injuries, requiring extensive treatments, Increased risk of communicable diseases, Damage to the health facilities, Damage to the water systems, Food shortage, Population movements.
What are the steps that are important to take for your safety during an earthquake quizlet?
What fault causes earthquakes?
Earthquakes occur on faults ” strike-slip earthquakes occur on strike-slip faults, normal earthquakes occur on normal faults, and thrust earthquakes occur on reverse or thrust faults. When an earthquake occurs on one of these faults, the rock on one side of the fault slips with respect to the other.
How do earthquakes cause damage quizlet?
Causes of earthquake damage include shaking, liquefaction, aftershocks, and tsunamis. What can be done to increase earthquake safety and reduce earthquake damage? The best way to protect yourself is to drop, cover, and hold. To reduce earthquake damage, new buildings must be made stronger and more flexible.
What are some approaches to reducing the risk of earthquakes quizlet?
What are some approaches to reducing the risk of earthquakes? Governments can apply regulations to control construction near active faults. Networks of instruments can be developed to provide early warnings of earthquakes or tsunamis. Educate populations in potentially dangerous areas to increase preparedness.
Which would be the most likely location for a rockslide to occur?
Which would be the most likely location for a rockslide to occur? Inclined strata with joints and fractures parallel to the slope face.
Why is it easier to model the Cretaceous global climate than to model that of earlier times quizlet?
Why is it easier to model the Cretaceous global climate than to model that of earlier times? Rates of seafloor spreading have remained constant since the Cretaceous. About how much would global sea level rise if the ice stored in the Antarctic and Greenland ice sheets was returned to the oceans?
What is an earthquake in 100 words?
An earthquake is the sudden movement of the Earth’s tectonic plates, resulting in shaking of the ground. This shaking can result in the damage of various structures such as buildings and further breakdown of the Earth’s surface. The study of earthquakes is called seismology.
What causes earthquakes essay?
Earthquakes are caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismic waves that make the ground shake. When two plates are rubbing against each other, they stick a little. Most earthquakes occur along the edge of the oceanic and continental plates.
Do floods come after earthquakes?
If a dam fails, triggered for example by an earthquake, the downstream area will flood, even in dry weather conditions. Other factors which can contribute to flooding include: volume, spatial distribution, intensity and duration of rainfall over a catchment.
How does an earthquake become a natural disaster?
The earth’s shaking may cause landslides or even rupture the surface of the ground. When saturated loose soils lose their stiffness and form, liquefaction occurs, and the ground collapses like a liquid. In a one-two punch, a tsunami may follow an undersea earthquake, bringing massive destruction to coastal zones.
Can earthquakes cause tsunamis?
Earthquakes. Most tsunami are caused by large earthquakes on the sea floor when slabs of rock move past each other suddenly, causing the overlying water to move. The resulting waves move away from the source of the earthquake event.
How do earthquakes affect society?
Earthquakes usually cause severe damage to urban centres, resulting in the loss of life and damage to homes and other infrastructure. Although risks are normally associated with cities, the effects on the rural sector and farming communities can be devastating.
Why do we need to understand earthquakes?
Scientists study earthquakes because they want to know more about their causes and predict where they are likely to happen. They also need to know how the ground moves during earthquakes.
What causes an earthquake for kids?
Causes. Most earthquakes are caused by changes in the Earth’s outermost shell, or crust. The crust is made up of about a dozen rock masses called plates that are constantly moving. In different places they move apart, collide, or slide past each other.
What is earthquake Short answer?
An earthquake is an intense shaking of Earth’s surface. The shaking is caused by movements in Earth’s outermost layer.
Is a 10.0 earthquake possible?
No, earthquakes of magnitude 10 or larger cannot happen. The magnitude of an earthquake is related to the length of the fault on which it occurs. That is, the longer the fault, the larger the earthquake.
Can you walk during an earthquake?
Don’t wait for officials to issue a warning. Walk quickly, rather than drive, to avoid traffic, debris and other hazards. If you live downstream from a dam, you should know flood-zone information and have prepared an evacuation plan. Catastrophic failure is unlikely, but dams can fail during major earthquakes.
Do earthquakes affect vegetation?
Impact of the earthquake on vegetation It also increases the complexity of vegetation recovery and the vulnerability of the ecological environment in the affected area. Factors such as human activities and heavy rainfall can also disturb the ecology in the Mianyuan River Basin continually.
What do you do in a school earthquake?
The safest action in most situations is to Drop, Cover, and Hold On. Stay in place during earthquake shaking! If outside, stay outside! If inside, stay inside!
Will California eventually fall into the ocean?
No, California is not going to fall into the ocean. California is firmly planted on the top of the earth’s crust in a location where it spans two tectonic plates.
Can dogs sense earthquakes?
Dogs have a wider hearing range and better scent detection than humans. Some scientists suggest that dogs can hear seismic activities that precede earthquakes (such as the scraping, grinding, and breaking of rocks underground).
Can humans feel earthquakes before they happen?
There is no scientific explanation for the symptoms some people claim to have preceding an earthquake, and more often than not there is no earthquake following the symptoms.