Assume the annual heating energy consumption of a house is 122 million Btu. How many cubic feet of natural gas does it take to keep the house warm during the cold months?
What will be an ideal response?
Assuming 100% efficiency,
Environmental & Atmospheric Sciences
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Which gymnosperms made their appearance in the Triassic and became very widespread?
a. angiosperms b. cycads c. horsetail rushes d. seed ferns
e. cryptosperms
Environmental & Atmospheric Sciences
From Kepler's ________ law, we conclude that the planets do not move with constant speed.
A. First B. Second C. Third
Environmental & Atmospheric Sciences
What is a metamorphic facies? How is each facies named?
Environmental & Atmospheric Sciences
Compare literacy to GNI PPP among world countries
What will be an ideal response?
Environmental & Atmospheric Sciences