| Answer: |
Hi
Vicky,
The
inside
says
Copyright
2000,
reprinted
2000,
2001,
Updated
edition
for
syllabus
changes
2004.
The
subject
matter
covered
is:
The
world
communicates
-
waves,
sound
waves,
the
electromagnetic
spectrum,
reflection
and
refraction,
other
properties
of
electromagnetic
waves.
Electrical
energy
in
the
home
-
electricity,
electric
charge
and
current,
electric
circuits,
energy
and
power,
magnetic
fields,
safety
devices.
Moving
about
-speed
and
velocity,
forces,
energy
transformations,
momentum
and
force,
safety
devices.
The
cosmic
engine
-
the
universe,
the
big
bang,
stellar
evolution,
the
sun.
I
know
my
daughter
always
went
through
the
contents
before
we
bought
any
books.
I
hope
this
helps.
Kind
regards,
Jenny.
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