Recent questions tagged true-or-false

1 answer

All Federal agencies have the same seismic safety standards.

asked Jun 27, 2022 in Education by voice (257k points)

1 answer

The owner of a new office building, currently under construction, is going to lease 20 percent of the building’s space

asked Jun 27, 2022 in Education by voice (257k points)

1 answer

Two of the objectives of NEHRP were to educate the public about earthquake risk reduction and increase the use of

asked Jun 27, 2022 in Education by voice (257k points)

1 answer

If the region in which you live has not experienced an earthquake in 200 years, your earthquake hazard is low.

asked Jun 27, 2022 in Education by voice (257k points)

1 answer

Once approved, an Emergency Operations Plan should never be revised, since this would create potential confusion

asked Jun 26, 2022 in Education by voice (257k points)

1 answer

In-place sheltering is never an appropriate option in an accident involving hazardous materials.

asked Jun 26, 2022 in Education by voice (257k points)

1 answer

The body has very efficient internal defenses which can remove any quantity of an unwanted substance.

asked Jun 26, 2022 in Education by voice (257k points)

1 answer

Under existing laws, States do not have broad authority to control how hazardous materials are stored, used, transported

asked Jun 26, 2022 in Education by voice (257k points)

1 answer

Package labels indicate the maximum amount of radiation present after the package has broken open in a transportation

asked Jun 24, 2022 in Education by voice (257k points)

1 answer

Basalt is the most common magma erupted along oceanic rift systems.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Aa flows are generally thinner and have smoother surfaces than pahoehoe flows.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Vents that emit only heated, volcanic gases and water are called fumaroles.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Crater Lake in Oregon actually occupies a caldera, not a crater.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

In general, cinder cones are much larger than shield volcanoes.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Basaltic lavas are generally hotter and more viscous than andesite lavas.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Magma generation at depth almost always involves partial melting, not complete melting of the source rock.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Powerful, explosive, volcanic eruptions can result in climatic cooling for millions of years following the eruption.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

The eruptions of the Hawaiian volcanoes may be described as explosive in comparison to the 1980 Mount St. Helens

asked Jun 23, 2022 in World by voice (257k points)

1 answer

The viscosities of magmas increase with increasing percentages of silica.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Ash and lapilli are different sized pyroclastic particles.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

Dissolved gases may comprise up to a few percent by weight of a magma.

asked Jun 23, 2022 in World by voice (257k points)

1 answer

The EPCRA grants citizens the right to obtain information on hazardous materials in their community.

asked Mar 19, 2022 in Jobs & Employment by voice (257k points)

1 answer

The presence of hazardous materials can always be detected by the sense of smell.

asked Mar 19, 2022 in Jobs & Employment by voice (257k points)

1 answer

Existing landfills are generally considered sufficient to serve as the sole means of disposing of the Nation’s waste for

asked Mar 19, 2022 in Jobs & Employment by voice (257k points)

1 answer

It is difficult and sometimes impossible to purify contaminated groundwater.

asked Mar 19, 2022 in Jobs & Employment by voice (257k points)

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