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Worksheetschapter 4-(I)
Total questions: 10
Worksheet time: 6mins
from which you can make ornaments ?
coal
gold
rubber
sulphur
name the property due to which metals can be beaten into thin sheets
lustre
ductility
malleability
conductivity
which one is an application of Ductility
silver foil
copper wires
aluminium sheet
coin
due to which property a bell rings?
sonorous
ductility
malleability
conductivity
why are electric wires made of copper and aluminium
because they are good conductor of electricity
because they are good conductor of heat
because they are ductile
because they are sonorous
metals are in solid form at room temperature except
mercury
gold
sulphur
zinc
which metal(s) is/are soft and can be cut with a knife
sodium
potassium
gold
aluminium
when we hold a hot metallic pan with its plastic handle we are not hurt because
plastic is good conductor of heat
plastic is bad conductor of heat
plastic is good conductor of electricity
plastic is bad conductor of electricity
which is/are not example(s) of metals ?
sulphur
carbon
gold
oxygen
which is/are not characteristics of non metals ?
malleability
dullness
soft
bad conductor of heat and electricity
