Rocks and Building Materials Flashcards
1
Q
Cement
A
A building material made by heating limestone and clay.
2
Q
Concrete
A
A building material made by mixing cement, sand and aggregate (crushed rocks) with water
3
Q
Calcium Carbonate
A
The main compound found in limestone. It is a white solid whose formula is CaCo3.
4
Q
Thermal Decompostion
A
The breakdown of a compound using heat.
5
Q
Limewater
A
The common name for calcium hydroxide solution.
6
Q
Calcium oxide
A
A white solid made by heating limestone strongly, for example, in a lime kiln.
7
Q
calcium hydroxide
A
A white solid made by reacting calcium oxide with water. It is used as a cheap Alkali in industry.
8
Q
Mortar
A
A building material used to bind bricks together. It is made by mixing cement and sand with water.
