AgMech2_7.01-7.03_Masonry

An Ag Mechanics class plans to pour a concrete slab that is 12' x 10' and will use 2"x6" lumber for a form. How many 2"x6"x12' pieces of lumber will be needed to complete the task?

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• 4

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A horticulture class wants to make concrete stepping stones. It has all the ingredients, which include cement, sand, gravel, and water. When the class mixes these ingredients, which one should be added last?

• cement

• gravel

• sand

• water

Shane wants to pour an 8-inch concrete pad for a heavy equipment shop and feels he needs to reinforce the concrete. Which material is best for strengthening the concrete?

• rebar

• bamboo

• nylon mesh

• chicken wire

Jerry plans to pour a concrete driveway and can only purchase concrete in whole cubic yards. If he calculates the amount needed at 7.3 cubic yards, how many should he purchase?

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An agricultural education class is planning to mix some concrete and has four bags of cement and a wheelbarrow load of gravel. What other ingredient will the class need to make concrete?

• clay

• sand

• sawdust

• wood chips

Larry plans to mix some concrete to pour some stepping stones for his grandmother and uses 16 shovels of sand and 24 shovels of gravel. How many shovels of cement will he need to add to the mixture?

• 4

• 8

• 12

• 16