unit gas and stuff apes study
El Niño, a periodic warming of ocean surface waters, occurs in which of the following regions?
Tropical east pacific
Which of the following shows the approximate concentration of CO2 , N2 , and O2 in dry air?
<1% , 78% , 21%
The most abundant element in Earth's atmosphere
Nitrogen
The most abundant gas in Earth's atmosphere is
Nitrogen
The beneficial ozone layer is in this region of the atmosphere.
Stratosphere
During an El Niño event, warm surface water moves from the western equatorial Pacific Ocean to the eastern equatorial region. Which of the following best describes how the warm water will affect upwelling off the coast of equatorial South America?
The warm surface water will decrease upwelling because the cooler temperatures on land in the region will prevent upwelling
The primary cause of Earth's seasons is the
constant tilt of Earth's rotational axis with respect to the plane of its orbit around the Sun
Most of the Earth's deserts are at approximately 30° latitude, north and south, because these latitudes are characterized by
descending dry air currents
During an El Niño-Southern Oscillation event, which of the following best describes conditions in the eastern part of the tropical Pacific Ocean (e.g., near Peru and Ecuador)?
high sea surface temperture high rainfall
Which of the following factors is fundamentally responsible for seasons on Earth?
the tilt of earths axis of rotatiion
Most oxygen is found in this layer of the atmosphere.
thermosphere
The phenomenon causing global warming occurs primarily in this region of the atmosphere.
troposphere