A skeletal structure that allows a pig to be comfortable on concrete will have a top line that is:

a. almost level c. slanted upward
b. slanted downward d. strongly arched


a. almost level

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Aerate the area in north-west and east-south directions to establish the seedbed

Indicate whether the statement is true or false

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A tree ________________________ is a machine that removes the limbs of trees

Fill in the blank(s) with correct word

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What is the potential energy, in joules, of a 7.0 kg bowling ball that is 150 cm above the ground?

A. 103 J B. 10,300 J C. 10.5 J D. 2415 J E. Insufficient information to solve

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A strong steel safety cable used to connect two compressed-air hoses, or a hose and tools, is called a _____

a. backlash preventer b. guard cable c. tool lockdown d. whip check

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