SCIENCE AS 90946 OVERVIEW

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 No Brain Too Small  SCIENCE 
SCIENCE AS 90946
Investigate the implications of the properties of metals for their use in society
Level 1, 4 Credits (Internal)
This achievement standard involves carrying out practical activities to investigate the implications of the
properties of metals for the way that they are used in society.
Achievement
Achievement with Merit
Achievement with Excellence
 Investigate the implications of
the properties of metals for
their use in society.
 Investigate, in depth, the
implications of the properties
of metals for their use in
society.
 Investigate, comprehensively,
the implications of the
properties of metals for their
use in society.
This investigation involves collecting information about the implications of the properties of metals for
their use in society.
The information could come from a variety of sources such as direct observations, experimental data,
resource sheets, photos, videos, websites & reference texts.
Chemical Vocabulary



use chemistry vocabulary
use symbols and conventions
o
names
o
formulae
equations
o
write word equations
o
complete symbol equations
o
write balanced symbol equations
Consequences of particular properties



the ways that metals are extracted from their ores
treatments to prevent corrosion
how/why metals are used for specific purposes
Properties


Physical properties
o
melting point
o
colour
o
lustre
o
hardness
o
o
o
ductility
malleability
electrical
conductivity
o
Chemical properties
o
reaction with
oxygen
o
reaction with
water
o
o
thermal
conductivity
density
reaction with acids
(HCl, H2SO4)
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