Which of the following statements about geographic boundaries is false?
a. geometric boundaries can lead to conflict when they cross or ignore obvious physical boundaries.
b. natural physical forms can create boundaries between states.
c. physical boundaries follow straight, geometric boundary lines.
d. lines of longitude and latitude are used to calculate straight boundary lines.
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Seed plants that lived during the carboniferous impact life on earth today because a. they are the ancestors of all plant life on earth. b. their remains formed coal, which is an important resource. c. they produced fossils that are used to date many geologic events. d. their presence caused oxygen levels to drop, allowing animals to evolve.

Why would the crystals in an intrusive igneous rock be larger than the crystals in a chemical sedimentary rock? a. intrusive rocks form beneath the earth's surface, so they cool very slowly, which produces larger crystals. b. chemical sedimentary rocks form from dissolved substances on the earth's surface with very high heat and cool very slowly, which produces smaller crystals. c. chemical sedimentary rocks and intrusive rocks have crystals of the same size. o d. chemical sedimentary rocks form deep in the earth, so they cool slower, which produces small crystals. € read question correct:

Read the article titled "does the family farm really matter? " what reasons does this article suggest are the causes of the movement away from family farms to larger farms? (site 1 someone fast