The calendar which has leap years every four years with no exceptions
what is the Julian calendar?
The United States' first launched space station
What is Skylab?
The space program which first landed a man on the moon
What is Apollo?
A system that removes certain gases and particles from industrial exhaust
What is a scrubber?
The group of biogeochemical cycles which recycles nutrients found in soil and rock
What is the sedimentary cycles?
The fossil fuel which is a dark, oily liquid consisting primarily hydrocarbons
What is petroleum or crude oil?
The US laws, amendments, and extensions that control air pollution on a national level
What is the Clean Air Acts?
A device that safely starts and controls a fission chain reaction
What is a nuclear reactor?
The term which describes someone who believes humans are merely passing through the earth and have no claim to anything on it
What is a preservationist?
The group of long-living halogen compounds which are supposedly the primary cause of ozone depletion
What are chlorofluorocarbons?
An advantage of liquid-fuel rockets over solid-fuel rockets
What is a stopped rocket can be restarted?
The type of orbit crosses the equator at the same local mean solar time on every orbit
What is the sun-synchronous orbit?
The type of satellite which can relay telephone conversations, transmit television broadcasts, and receive radio services
What is a communication satellite?
This usually happens to a landfill after it has been completely filled
What is it is repurposed?
The biofuel which is an alcohol derived from corn, grains, or agricultural wastes
What is ethanol?
Which of the following is a biotic factor; soil, water, wind, or plants
What is plants?
Which of the following; microscopic items, pathogens, chemicals, or plastic pellets is NOT one of the basic types of water pollutants
What is plastic pellets?
The property of lakes and rivers which agricultural lime can be used to correct
What is high acidity?
Power is constantly available is an advantage of this kind of power
What is hydroelectric power?
This vapor consists of primarily of the hydrocarbon, methane
What is natural gas?
The time period which had average global temperatures warmer than at present
What is the Medieval Climate Optimum?
The introduction of harmful chemicals or microscopic solids into the atmosphere
What is air pollution?
This is the process in which an atom of an element with a large nucleus breaks into two atoms of elements with smaller nuclei
What is nuclear fission?
The type of pollution which a waste-to-energy incinerator helps to reduce
What is land pollution?
A system which seeks to maintain our current lifestyle while preserving resources for future generations
What is sustainable development?
The useful fire-fighting chemicals which were restricted under the Montreal Protocol
What are halons?
This refers to any harmful substance that is released into the soil, air, or water
What is pollution?
As it moves from the first quarter to full, the moon is described as
What is waxing gibbous?
The oldest form of renewable energy, obtained from plant and animal products
What is biomass energy?
Pouring used automotive fluids into a lake would be what kind of water pollution
What is point-source energy?
The most fuel-efficient way for a spacecraft to move between circular orbits at different altitudes is by using this kind of orbit
What is a Hohmann transfer?
A situation in which warm air rests on top of a layer of cold air, trapping the cold air against Earth's surface
What is a temperature inversion?
Energy that is generated from resources like living things, sunlight, wind, and water is what kind of energy
What is renewable?
An instrument used to measure the speed of the wind
What is an anemometer?
Environmentalists usually claim that recent rises in global temperature are caused by the human release of
What is carbon dioxide?
When soaring birds want to rise higher in the atmosphere, the often will find a column of rising air, called a thermal, and circle around using what method of heat transfer
What is convection, because warm air rises through cold air?
Why do planets closer to the sun orbit the sun faster than those farther away
What is the sun's gravitation pulls more strongly on closer planets?
Why doesn't the length of a sidereal change throughout the year
What is the stars do not seem to move as Earth orbits the sun?
What type of power would be best to use if a homeowner in the tropics wants to be able to power his home using renewable energy? His home is near the sea, with frequent sea and land breezes and rain most every day
What is wind power?
Sarah says humans should avoid using wood as a resource and should instead leave forests in their natural condition. Ella says humans should harvest trees from some areas for use and plant new trees in those areas. What is the term which best describes Ella's view
What is conservationist?