Podcast
Questions and Answers
the amount
of electrical power an
appliance requires to
work
the amount of electrical power an appliance requires to work
wattage
a
connection of electricity
wires that is not made
by a qualified electrician
or does not meet
the standard of the
electricity laws
a connection of electricity wires that is not made by a qualified electrician or does not meet the standard of the electricity laws
illegal connections
a solid rocky
body that travels round
a planet
a solid rocky body that travels round a planet
moon
the star in our solar
system
the star in our solar system
the Sun
and all the objects that
travel around it
the Sun and all the objects that travel around it
a huge ball of
burning gas in space
a huge ball of burning gas in space
large object
that revolves around
the Sun
large object that revolves around the Sun
chunks of
rock that travel around
. the Sun
chunks of rock that travel around . the Sun
the turning
movement of an object
around its axis
the turning movement of an object around its axis
an
instrument that
magnifies distant
objects and makes
them seem closer
an instrument that magnifies distant objects and makes them seem closer
all the
planets, stars, moons
and other lumps of rock
in space
all the planets, stars, moons and other lumps of rock in space
piece of glass
that bends light
piece of glass that bends light
picture formed
by light and focused on
a screen
picture formed by light and focused on a screen
where light
meets at a point
where light meets at a point
a
hand- held lens that
magnifies small objects
a hand- held lens that magnifies small objects
invisible
waves given off by
bodies in space, similar
but different to light
waves
invisible waves given off by bodies in space, similar but different to light waves
South Africa has one of the world's largest
optical telescopes, called SALT. What does SALT stand for?
South Africa has one of the world's largest optical telescopes, called SALT. What does SALT stand for?
What does SKA stand for?
What does SKA stand for?
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