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Test lesson 3
Choose the correct answer:
1-An example of non-metal is ………………… (Copper – aluminum –
Sulphur)
2-All metals are solids at room temperature except…………...
(Iron – mercury – Gold – bromine)
3-Electric wires are made up of ……………… (Sulphur – Oxygen –
copper)
4-Carbon is characterized with ……………….
(good conductor of heat – good conductor of electricity –
malleable and ductile)
5-The papers used in wrapping chocolate up shows the property
of …….........
(electricity conductivity – the ability for melting – malleable and
ductility)
Correct the underline words:
1. All metals are solid elements in normal temperature except
bromine.
2. Sulphur is a non-metal element that good conductor of
electricity.
3. Metals are bad conductors of heat and electricity.
4. Cooking pots are made of wood.
5. Mercury is a liquid non-metal.
6. Non-metals can found in two states.
7. Positive pole in dry cell is made of plastic.
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