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WorksheetsIS_Section Quiz_13.4_e
Total questions: 16
Worksheet time: 8mins
The Bronze Age came earlier than The Copper Age.
True
False
Most metals are found in the form of elements in metal ores.
True
False
(E) Gold can be extracted from its ores using physical methods.
True
False
Overhead cables are usually made of aluminium.
True
False
Bronze is much stronger than iron.
True
False
Platinum is found in the form of element in its ores.
True
False
(E) Metals found in the form of compounds are extracted from their ores by physical methods.
True
False
Lead is used for making fishing sinkers because it is much denser than water.
True
False
Which of the following statements about iron is INCORRECT?
A. It is the most widely used metal today.
B. It is abundant on Earth.
C. It is stronger than bronze.
D. It is found in the form of element in its ores.
Different metals were discovered at different times. Which of the following correctly arranges the metal in chronological order (按時間順序) according to their years of discovery?
A. Gold, iron, magnesium, copper
B. Gold, iron, copper, magnesium
C. Gold, copper, iron, magnesium
D. Gold, copper, magnesium, iron
The photo shows some electric wires.
Which of the following metals is usually used for making electric wires?
A. Aluminium
B. Copper
C. Iron
D. Lead
The photo shows some electric wires.
Why is this metal used for making electric wires?
(1) It is good conductor of electricity.
(2) It is malleable.
(3) It is a good conductor of heat.
A. (1) only
B. (2) only
C. (1) and (3) only
D. (2) and (3) only
Which of the following statements about copper pyrite is INCORRECT?
A. It is the main ore of copper.
B. It contains copper compounds.
C. Copper can be extracted from it.
D. It has the same properties as copper metal.
Which of the following metals exist(s) in the form of compounds in Nature?
(1) Iron
(2) Silver
(3) Lead
A. (1) only
B. (2) only
C. (1) and (3) only
D. (2) and (3) only
The photo shows some soft drink cans which are made of metal X.
Which of the following combinations about metal X is correct?
A. Metal X: Aluminium; The group that metal X belongs to: Group II
B. Metal X: Aluminium; The group that metal X belongs to: Group III
C. Metal X: Iron; The group that metal X belongs to: Group II
D. Metal X: Iron; The group that metal X belongs to: Group III
The photo shows some soft drink cans which are made of metal X.
Which of the following is NOT the reason why this metal is chosen to make soft drink cans?
A. It is ductile.
B. It is malleable.
C. It is corrosion resistant.
D. It is non-poisonous.
