What is the mass number of the element produced when an element with mass number A emits a positron?
A) A __ 2
B) A __ 1
C) A
D) A + 1
C
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The direct input of solar energy produces which of the following forms of renewable (indirect) solar energy?
a. Wind b. falling and flowing water c. Biomass d. wind, falling and flowing water, and biomass e. only wind and falling and flowing water
Using the data in Figure 6.1 and the graph provided below, plot data for specific latitudes for the first of each month. The graph you create will enable you to note the changes throughout the year in the amount of insolation received at a given latitude. Compare the differences in annual insolation patterns at various latitudes. Plot all seven latitudes on one graph, using color pencils to distinguish each. (Be sure to include a legend.)
• North Pole (started on the graph with a blue line and xs) • New York (started on the graph; with a red line and dots) • Tropic of Cancer • Equator • South Pole
For viewing tiny objects in a microscope, diffraction is
A) helpful. B) a hindrance. C) not a factor.
The three key elements of climate change science include the following except
A) study of past climates. B) measurement of current climatic change. C) establishing policy on CO2 emissions. D) projection of future climate scenarios.