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Mortar (masonry): Quiz


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Question 1: In early ________ constructed about 2600-2500 B.C., the limestone blocks were bound by mortar of mud and clay, or clay and sand.
Old KingdomEgyptian pyramidsSaqqaraAncient Egypt

Question 2: The first mortars were made of mud and ________.
Soil liquefactionClaySoilSand

Question 3: Portland cement mortar is the basis for ________, a mixture usually composed of this particular mortar with the addition of aggregate.

Question 4: An international team headed by Åbo Akademi University has developed a method of determining the age of mortar using ________.
Geologic time scaleRadiocarbon datingIsotope geochemistryRadiometric dating

Question 5: [4] Even later, the Romans used a mortar without pozzolana using crushed terra cotta, introducing ________ and silicon dioxide into the mix.
Aluminium hydroxideAluminium chlorideAluminium oxideAluminium

Question 6: During the ________ when the gothic cathedrals were being built, the only active ingredient in the mortar was lime.
High Middle AgesEarly Middle AgesMiddle AgesLate Middle Ages

Question 7: The ancient Roman architect ________ speaks of four types of pozzolana.
Classical antiquityRoman technologyDe architecturaVitruvius

Question 8: According to Roman Ghirshman, the first evidence of humans using a form of mortar was at the ________ of Sialk in Iran, built of sun-dried bricks in 2900 BC.
ZigguratMesopotamiaStep pyramidSumer

Question 9: [2] The Chogha Zanbil Temple in Iran was built in about 1250 BC with kiln-fired bricks and a strong mortar of ________.
Asphalt concreteConcreteBitumenRoad

Question 10: ________ cement mortars (PCM) are the materials which are made by partially replacing the cement hydrate binders of conventional cement mortar with polymers.
Polymer chemistryPolymerNylonPlastic


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