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WorksheetsChem 150to200
Total questions: 49
Worksheet time: 25mins
which statement about gases is TRUE?
gases have an undefined shape and keep expanding if uncontained.
Gas that, at normal temperature, exists solely as a gas when pressurized in a container.
Solid a gas.
:increase the material’s mobility.
what BEST describe compressed gas?
increase the material’s mobility.
Solid a gas.
Gas that, at normal temperature, exists solely as a gas when pressurized in a container.
temperature
to conversion of liquid to vapor:
temperature
Solid a gas.
are liquids at ambient temperatures.
increase the material’s mobility.
sublimation occurs when a material transition directly from a:
temperature
Solid a gas.
are liquids at ambient temperatures.
flammability
Viscosity determines the ease with which a product will flow and is greatly affected by:
temperature
flammability
Fire point.
are liquids at ambient temperatures.
Nerve agents :
flammability
Fire point.
No flash point .
are liquids at ambient temperatures.
Flash point, autoignition temperature, and flammable range are properties related to:
Fire point.
No flash point .
flammability
The particle size of solids may influence their behavior.
the temperature at which a flammable liquid gives off enough vapors to support continuous burning is its:
Fire point.
The particle size of solids may influence their behavior.
No flash point .
Micron
Flammable gases have:
Micron
The particle size of solids may influence their behavior.
ionizing
No flash point .
which of the following statements about solids is MOST accurate?
The particle size of solids may influence their behavior.
Specific gravities less than one.
Micron
ionizing
what is the unit most typically used to express particle size?
ionizing
less than one .
Micron
Specific gravities less than one.
The most energetic and hazardous forms of radiation are:
Specific gravities less than one.
Trenches
less than one .
ionizing
Most flammable liquids will float on water because they have:
less than one .
Trenches
Specific gravities less than one.
Vapor Pressure
Gases with a vapor density of ….. will rise quickly and spread to a wide area.
less than one .
Vapor Pressure.
Trenches
760.
165- Where are you MOST likely to find gases or vapor with vapor density greater than one?
A: 760.
A: delayed symptoms that include pulmonary edema and coughing up blood.
A: Trenches.
A: Damage is often describes in terms of dosage, indicating the amount of energy absorbed by matter .
166- What is the pressure exerted by a saturated vapor above its own liquid in a closed container?
A: delayed symptoms that include pulmonary edema and coughing up blood.
A: 760.
A: Damage is often describes in terms of dosage, indicating the amount of energy absorbed by matter .
A: Vapor Pressure.
167- Materials with a vapor pressure over …… mmHg will be gases under normal condition :
A: delayed symptoms that include pulmonary edema and coughing up blood.
A: 760.
A:People, animals or the environment come in contact with a material.
A: Damage is often describes in terms of dosage, indicating the amount of energy absorbed by matter .
168- Partially water-soluble gases and airborne chemical dust will penetrate into the lower part of the lungs and cause:
A:Rickettsia .
A: Damage is often describes in terms of dosage, indicating the amount of energy absorbed by matter .
A:People, animals or the environment come in contact with a material.
A: delayed symptoms that include pulmonary edema and coughing up blood.
169- which of the following statement about radiation is TRUE?
A:People, animals or the environment come in contact with a material.
A: Damage is often describes in terms of dosage, indicating the amount of energy absorbed by matter .
A:Rickettsia .
A: body fluids.
170- Exposure is the decontamination is performed.
A:People, animals or the environment come in contact with a material.
A: body fluids.
A:Rickettsia .
A: a heated liquid or expanding vapor.
171- Which type of biological/ etiological hazard spreads mostly through the bite of infected insects?
A: a heated liquid or expanding vapor.
A: body fluids.
A: Cellular.
A:Rickettsia .
172- Most diseases are spread via contact With:
A: a heated liquid or expanding vapor.
A: body fluids.
A: Cellular.
A: Small amount of radiation received over a long period of time is a chronic sore.
173- A boiling liquid expanding vapor explosion (BLEVE) is caused by:
A: Cellular.
A: a heated liquid or expanding vapor.
A: Small amount of radiation received over a long period of time is a chronic sore.
A: Bases.
174- The damaging effect of ionizing radiation occur at the ….. level .
A: Small amount of radiation received over a long period of time is a chronic sore.
A: Bases.
A: Cellular.
A: Toxics.
175- Which of the following statement about radiation dose is TRUE?
A: Small amount of radiation received over a long period of time is a chronic sore.
A: Bases.
A: Toxics.
A: Model dispersion patterns.
176- What breaks down fatty skin tissues and can penetrates deeply into the body?
A: Toxics.
A: Model dispersion patterns.
A: 1 Mile (1.6 km).
A: Bases.
177- Asphyxiates, irritants, convulsants, and carcinogens are types to:
A: Model dispersion patterns.
A: Toxics.
A: 1 Mile (1.6 km).
A: confined space.
178- Poisonous materials are known to be …. To humans.
A: Toxic.
A: People, environment, property.
A: Model dispersion patterns.
A: 1 Mile (1.6 km).
179- Computer software programs such as CAMEO and AHOLA can be used to:
A: People, environment, property.
A: 1 Mile (1.6 km).
A: confined space.
A: Model dispersion patterns.
180- Per the ERG, the initial isolation zone for a pressure tank Car involved in fire is :
A: 1 Mile (1.6 km).
A: confined space.
A: People, environment, property.
A: refer to monitoring or detection devices.
181- when a container releases its contents you must consider which exposures?
A: confined space.
A: refer to monitoring or detection devices.
A: People, environment, property.
A: When first responders collect information about the physical and chemical properties they can estimate potential harms.
182- The interior of an empty storage tank should be treated as a :
A: refer to monitoring or detection devices.
A: When first responders collect information about the physical and chemical properties they can estimate potential harms.
A: health and physical hazards presented by the material.
A: confined space.
183- The determine concentrations of released hazardous materials gases or vapor within an area you may need to …..
A: refer to monitoring or detection devices.
A: health and physical hazards presented by the material.
A: When first responders collect information about the physical and chemical properties they can estimate potential harms.
A: time, distance, and shielding.
184- which statement about identifying potential outcomes is TRUE?
A: health and physical hazards presented by the material.
A: time, distance, and shielding.
A: When first responders collect information about the physical and chemical properties they can estimate potential harms.
a: odor threshold.
185- After the material has been identified, written references such as safety data sheets (SDSs) will MOST likely be used to determine:
A: time, distance, and shielding. A: time, distance, and shielding.
A: Shielding.
a: odor threshold.
A: health and physical hazards presented by the material.
186- An effective strategy is to protect first responders at hazmat incidents is:
A: time, distance, and shielding.
A: Shielding.
a: odor threshold.
A: Understanding the problem within the framework of incident priorities, IMS, and predetermined procedures.
187- The concentration (in air) at which the "average person" can smell a particular compound is the:
A: Shielding.
A: Understanding the problem within the framework of incident priorities, IMS, and predetermined procedures.
a: odor threshold.
A: interpreting sign and clues and predicting outcomes.
188- The ALARA principle uses time, distance, and …. To limit exposure to radiation .
A: Shielding.
A: Understanding the problem within the framework of incident priorities, IMS, and predetermined procedures.
A: Complacency.
A: interpreting sign and clues and predicting outcomes.
189- the first step in mitigating or solving any hazmat incident is:
A: Complacency.
A: interpreting sign and clues and predicting outcomes.
A: Perception .
A: Understanding the problem within the framework of incident priorities, IMS, and predetermined procedures.
190- Situational awareness is:
A: Complacency.
A: interpreting sign and clues and predicting outcomes.
A: Perception .
A: focusing on a single part of the situation and excluding all others.
191- What is one of the greatest barriers to maintaining situational awareness on scene?
Perception
A: focusing on a single part of the situation and excluding all others.
Complacency
A: Communicate the desired course of action.
192- The Lowest level of situational awareness is :
A: Communicate the desired course of action.
A: Perception .
A: focusing on a single part of the situation and excluding all others.
A: Multiple agencies and jurisdictions are affected.
193- Fixation may lead to the loss of situational awareness by:
A: focusing on a single part of the situation and excluding all others.
A: Multiple agencies and jurisdictions are affected.
A: Communicate the desired course of action.
A: size-up.
194- What will help maintain situational awareness ?
A: Multiple agencies and jurisdictions are affected.
A: size-up.
A: Communicate the desired course of action.
A: How much time has passed since the incident began?
195- Which of the following is NOT a common element of any hazmat incident, as stated by the general hazardous materials behavior model (GEMBO)?
A: Multiple agencies and jurisdictions are affected.
A: How much time has passed since the incident began?
A: size-up.
A: The mode of operation may change during the course of an incident.
196- assessing conditions to recognize clues that indicate problem or potential problems is called:
A: How much time has passed since the incident began?
A: The mode of operation may change during the course of an incident.
A: The only safe strategy at some incident.
A: size-up.
197- which of the following is the BEST example of a question that should be asked during the initial survey?
A: The mode of operation may change during the course of an incident.
A: How much time has passed since the incident began?
A: The only safe strategy at some incident.
A: the situation is clearly beyond the capabilities of responders.
199- Nonintervention operation, or not taking any direct action at an incident is:
A: Multiple agencies and jurisdictions are affected.
A: size-up.
A: The only safe strategy at some incident.
A: Communicate the desired course of action.
200- A nonintervention mode is MOST likely to be selected when:
A: the situation is clearly beyond the capabilities of responders.
A: size-up.
A: How much time has passed since the incident began?
A: The only safe strategy at some incident.
