Urban Heat Islands (Part A): Testing a Prediction Select the two best experimental designs for comparing the thermal tolerance of ants in urban areas to ants in nearby rural areas.
Answer:
• Measure the heat tolerance of many ants of the same species as a function of the distance they live from a city center.
• Measure the heat tolerance of many ants of the same species from a city center and from a rural area in the same region.
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Concentric fracturing of rock, resulting from the removal of overburden pressure
a. Chemical Weathering b. Expansion from Unloading c. Spheroidal Weathering d. Mechanical Weathering e. none of the above
In percolating rainwater, dissolved gases and the decay products of local vegetation increases the water's capacity to _______.
a - condense b - evaporate c - freeze d - drive chemical reactions e - undergo mechanical weathering
Why are some male fish in the ocean developing female characteristics?
A) Evolution B) PCBs C) Estrogen-mimicking compounds D) All of these choices
Most thermometers used by meteorologists are
A) mercury thermometers. B) electronic thermometers. C) alcohol thermometers. D) inductance thermometers. E) manual thermometers.