General Earth Facts
What is the largest ocean on Earth?
DOUBLE POINTS
The Pacific Ocean
What bin color is typically used for recycling materials?
Blue
What type of star is the Sun?
main sequence star
What is a common type of fossil fuel used for generating electricity?
Coal
Which line divides the Earth into the Northern and Southern Hemispheres?
The Equator
Which material can be recycled indefinitely without losing quality: glass, paper, or plastic?
DOUBLE POINTS
Glass
What is the primary gas that makes up the Sun?
Hydrogen
What natural resource is often referred to as "black gold"?
DOUBLE POINTS FOR BRYAN LI
Oil (Petroleum)
What is the layer of Earth located just below the crust called?
The Matle
What is the process called where used materials are converted into new products to prevent waste of potentially useful materials?
Recycling
How long does it take light from the Sun to reach Earth?
DOUBLE POINTS
8 minutes and 20 seconds(will except 8 minutes)
What process involves extracting natural gas from deep underground by fracturing rock layers?
Hydraulic fracturing (fracking)
Approximately how old is the Earth?
4.54 billion years old
How does recycling aluminum save energy compared to producing new aluminum from raw materials?
DOUBLE POINTS FOR BRYAN LI
95 percent less
What phenomenon causes the Sun to have a cycle of increased and decreased solar activity approximately every 11 years?
solar cycle or sunspot cycle.
How does the burning of fossil fuels contribute to global warming?
DOUBLE POINTS
The burning of fossil fuels releases carbon dioxide, a greenhouse gas, which traps heat in the atmosphere and contributes to global warming.
What is the process called that describes the movement of the continents over geological time?
DOUBLE POINTS FOR BRYAN LI
Continental drift
What is the term for recycling waste materials into new products of lesser quality, eventually leading to materials that can no longer be recycled?
downcyling
What is the term for the stream of charged particles released from the upper atmosphere of the Sun?
Solar Wind
What is the term used to describe the point at which the maximum rate of global petroleum extraction is reached, after which the rate of production enters terminal decline?
Peak Oil