Describe what seismographs do and how they work. What will be an ideal response?
Seismographs detect, record, and measure the vibrations produced by earthquakes and create a record
called a seismogram. Modern seismographs have electronic sensors and record movements precisely
on computers.
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Substandard educational facilities are usually an important factor in the cycle of neighborhood poverty
Indicate whether this statement is true or false.
Most of Tibet has an altitude greater than 5000 metres, where the atmospheric pressure is about 500 hPa. At this altitude, Tibetans live higher than what percentage of air molecules in the atmosphere?
A. about 75% B. about 25% C. about 10% D. about 50%
Discuss the formation of eukaryotic organisms from prokaryotic organisms. What was required for this transformation
to occur? What will be an ideal response?
In general, environmentalists believe that governments should ________
A) discourage ecolabeling B) deregulate corporations C) lower corporate taxes D) promote social and environmental justice E) nationalize all Earth's natural resources