For the last 100 years, our primary energy source has been ________
A) nuclear energy
B) natural gas
C) hydropower
D) fossil fuels
E) fuel wood
D
Environmental & Atmospheric Sciences
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Which of the following terms refers to a relatively narrow downburst, one that is less than 4 km wide?
A. funnel cloud B. rain shaft C. narrow burst D. microburst
Environmental & Atmospheric Sciences
What type of seismic wave can pass through liquid?
a) S waves b) surface waves c) P waves d) no waves
Environmental & Atmospheric Sciences
The chemical union of oxygen with another substance to form a new product is called ____________________
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
Though the U.S. is a signatory to the Kyoto Protocol, the U.S. Congress never ratified it
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences