What is the ecological footprint and what does it tell us?
a) The ecological footprint captures carbon emissions. It tells us about global
warming.
b) The ecological footprint is an analysis that converts various demands into area. It
tells us that we are currently using 1 Earth.
c) The ecological footprint is an analysis that converts various demands into area. It
tells us that we are currently using 1.5 Earths.
d) The ecological footprint analyzes different types of energy production. It tells us
what percentage of energy we consume from different sources.
c) The ecological footprint is an analysis that converts various demands into area. It
tells us that we are currently using 1.5 Earths.
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In the context of urban systems, basic tenets of central place theory include all of the following except
A) people will travel farther for more expensive, less frequently purchased goods. B) the smallest settlements provide goods and services that meet everyday needs. C) the larger the settlement, the greater the variety of specialized goods and services. D) settlements of similar population sizes are grouped together. E) the larger the settlement, the farther apart it will be from others of a similar size.
Refer to the chart above of 2010 monthly mean temperatures for the state of Idaho. Based on this data, what was the annual temperature range for Idaho in 2010?
a. 45.1°F b. 52.3°F c. 57.8°F d. 60.6°F e. None of the above
When the amount of dissolved minerals in ocean or lake water reach saturation they begin to _______________ and build up as a deposit on the sea or lake bottom
Fill in the blank(s) with correct word
Which of the following statements regarding a nucleon is true?
A) Attraction between nucleons changes their mass. B) The mass of a nucleon depends on which nucleus it is in. C) Some of the mass of a nucleon can be converted into energy by breaking certain nuclei. D) both A and C E) all of the above