La punta de corte especial para cortar cabezas de remaches y tuercas se llama punta _____.

a. de socavado
b. de tiro
c. cortante de remaches
d. cortante ascendente


Answer: C

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For proper ventilation during the summer for cattle in barns, a minimum of _____ air changes per hour

is required.

a. 20 c. 40 b. 30 d. 50

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Protect concrete from freezing for a minimum of ____ after being placed by providing insulation or artificial heat, if necessary.

a.3 hours b.4 hours c.4 days d.4 weeks

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If you know your strengths, then you are likely to _______

A) Feel exhausted B) Work harder to cover up your weaknesses C) Try to build your weaknesses into new strengths D) Reach your career and personal potential

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Which grade of fuel oil has the highest viscosity?

A) Only industrial duty fuel oil is required to have viscosity B) All fuel oil has the same viscosity because it requires the same additives C) Number 1 D) Number 6

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