The following statement describes which subatomic particle best? It is a nucleon
A) an electron
B) a proton
C) a neutron
D) A and B
E) B and C
E
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What is the scientific name for the dark, tall, puffy clouds that indicate a thunderstorm is coming?
A. cirrus clouds B. stratus clouds C. cumulus clouds D. cumulonimbus clouds
Fossils are useful in the study of historical geology for determining relative ages of strata,
depositional environments, and evidence for evolution. Indicate whether the statement is true or false.
The amount of biomass on successive trophic levels in a food chain forms a pyramid in which the biomass on trophic level N+1 is only 20% of the biomass on trophic level N. If pesticide P is transferred from one trophic level to the next with 100% efficiency, what will be the concentration of P on trophic level 5 if the concentration of P on trophic level 2 is 4 parts per million (ppm)?
a. 500 ppm b. 2500 ppm c. 20 ppm d.100 ppm
From the center out, the correct order of the parts of the Sun is
A. core, convection zone, radiative zone, photosphere, chromosphere, corona. B. radiative zone, core, chromosphere, convection zone, photosphere, corona. C. core, radiative zone, convection zone, photosphere, chromosphere, corona. D. core, convection zone, photosphere, chromosphere, corona, radiative zone.