Answers created by James J.

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• Approximately, when did the prehistoric period end?
  
• What is heat budget?
  
• How do lines of latitude change as they get further from the equator?
  
• Why is the prime meridian so important?
  
• When a star day about 23 hours and 56 minutes,then in a month we got 30×4=120 minutes and in a year 120×12=1440 minutes Now in 4 years we got 1440×4=5760 minutes extra. But in a day there r only 1440 minutes...so why we hv a leap year in after 4 year?
  
• What do quasars look like?
  
• Days when the Earth’s poles are tilted at the greatest angle away from or toward the Sun are called __________?
  
• Why is the galaxy infinite?
  
• Where is nearly 90% of the earth's ice located?
  
• What is the primary source of oxygen that is present in our atmosphere?
  
• How do different air pressure affect the weather?
  
• What is the highest point on earth?
  
• What are the parallel line that measure North and South?
  
• Why did oceans not exist on Earth nearly 4 billion years ago?
  
• Where does visible light fall on the electromagnetic spectrum?
  
• How does atmospheric pressure affect wind direction?
  
• Is earth's rotation clockwise or counterclockwise?
  
• Why is earth's surface heated unevenly?
  
• What is conduction?
  
• How many black holes are in our galaxy?
  
• The four inner planets from the sun are ? --------- , ------, --------, and --------
  
• What is the rate at which a 26.33 degrees environment will evaporate water please help?!
  
• What happens to the relative humidity if the temperature decreases and the dew point stays the same? Why?
  
• What determines the length of a year on Earth?
  
• What causes clouds to be different types?
  
• What is atmospheric force?
  
• The Aleutian islands are an example of a?
  
• At a temperature of 280 K, the gas in a cylinder has a volume of 20.0 liters. If the volume of the gas is decreased to 10.0 liters, what must the temperature be for the gas to remain at a constant pressure?
  
• Which process is the source of most of the oxygen in the atmosphere?
  
• How far above the Earth does Earth's atmosphere end and space begin?
  
• Which type of clouds produce thunderstorms?
  
• How is it possible that the observable universe is 46 billion light years yet the age of the universe is 13.7 billion years?
  
• What causes this perfect circle of clouds ?
  
• Which direction does most weather travel across the continental United States?
  
• How does the solar system affect earth?
  
• Why doesn’t CO2 block incoming energy from the sun in the same way it blocks it from the earth’s surface?
  
• See breeze and land breeze occurs at night. Why?
  
• If you look at a star that is 14 light years away , how long Ago did the light you are seeing leave the star?
  
• How does carbon dioxide contribute to the greenhouse effect?
  
• What happens to air temperature as altitude increases? And why?
  
• Pleae help i'm having a hard time solving this need you help!? is it D
  
• Which desert is the largest desert on the planet?
  
• In which layer of atmosphere is temperature increasing with increasing altitude?
  
• In the movie The Day After Tomorrow, the ocean floods the city of Manhattan. I know that ocean water freezes at -5 degrees Farenhight, but how long does it take the extremely cold air to freeze the surface of the Ocean as seen just a few scenes later?
  
• What is the density of the thermosphere?
  
• Question #54589
  
• Stephen Hawking thought it was a ________ to identify Earth's location on Voyager I. What is in the blank?
  
• What is the density of the layers of the atmosphere?
  
• The atmosphere and clouds directly absorb about 20 percent of the solar radiation that strikes Earth. How does the sun indirectly warm the atmosphere?
  
• Question #87212
  
• Question #b5f7d
  
• Which front would cause fast rising cumulonimbus clouds and severe weather?
  
• At 3 P.M., a dry-bulb thermometer reading is 66 degrees F. The wet-bulb reading is 66 degrees F. What is the relative humidity? Why?
  
• Which areas receive the most direct sunlight: the North pole, the South pole, the temperate zone or the tropical zone?
  
• What makes the current global warming trend different from normal climate cycles of the past?
  
• Question #8bd73
  
• Is it possible for an asteroid containing a deadly virus to strike the earth?
  
• Question #31dd7
  
• What was needed to evolve before there was a significant amount of #O_2# in the atmosphere?
  
• What characteristics led camels to be classified in the same domain, kingdom, phylum, and class as dogs?
  
• Why do clouds usually form at the leading edge a cold air mass?
  
• In what direction do pressure systems move in the United States?
  
• Question #dd8d8
  
• El Niño is a climatic pattern of warm water currents in which ocean?
  
• Question #8dfba
  
• Question #4f352
  
• Question #2214d
  
• What is the unit used for Water Vapor?
  
• What is an esker and how does it fo?
  
• How are clouds related to water vapor and water droplets?
  
• Question #cfa1f
  
• Question #9214d
  
• Why are hurricanes and tropical depressions more common in the tropics and in the mid latitudes during the warmer months?
  
• What is energy that is absorbed by land and water changed into?
  
• Why are temperature and precipitation the most important elements in describing a climate?
  
• Question #3131e
  
• Why do hurricanes form only over warm oceans?
  
• Why are clouds able to float?
  
• The ozone layer is found in which layer of the atmosphere? A. Stratosphere B. Mesosphere C. Troposphere D. Thermosphere
  
• What causes the temperature to decrease with height in the troposphere? What is this process called?
  
• Which of the following statements about the Coriolis effect is correct?
  
• What winds are responsible for moving weather across the U.S. and Canada?
  
• Question #adc49
  
• 2. What is the genotype of a female who is not color-blind but is a carrier of red-green color blindness?
  
• Question #83ff7
  
• What weather conditions are necessary for the formation of a hurricane ?
  
• What is the altitude at which rising air reaches the dew point temperature ?
  
• What element has never been made into a compound?
  
• Radiation from the sun often gets trapped in the earth's atmosphere. What is the reason for this?
  
• Question #4aaeb
  
• On average, how much of the sun's energy is absorbed by Earth's atmosphere and clouds, without reaching Earth's surface?
  
• How many questions is too many?
  
• Question #31134
  
• What is the actual temperature of the air at an altitude of 30 kilometers?
  
• What species or group of species first appeared during the Jurassic period?
  
• What are some examples of sublimation in nature?
  
• When a warm front meets a cold front, but neither is strong enough to take other, what is it called?
  
• If volume decreases, how does density change?
  
• What is the first sign of an approaching warm front?
  
• What is the maximum amount of water vapor air can hold at a given temperature called ?
  
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