Objects that have the power to pull iron and some other metals are called magnets. Magnets can do that because of their magnetic field; that is a region of force around them. So magnets work from a(n) ...; they do not have to be touching other objects to pull them.
a) area b) gap c) distance d) space
distance
... August last year, fishermen have been collecting all the plastic they find in the sea.
since
Everyone needs a home where they can feel safe. Whether they have bought their own ... or rent it, matters very little.
a) possession b) product c) property d) land
property
The Namib desert is the ... ancient desert on Earth.
most
The objects that are attracted to the magnet, feel a force .... as magnetism.
a) mentioned b) called c) known d) referred
known
They have been bringing the plastic back ... land.
to
There is electricity for lighting and the use of several ..., such as TVs and computers.
a) appliances b) tools c) gadgets d) instruments
appliances
------------
appliance /əˈplʌɪəns/
This type of hill is known ... a dune.
as
This magnetic force can also easily pass through some other ...., such as plastic.
a) objects b) materials c) ingredients d) products
materials
... years, fishermen have been complaining about plastic getting caught in their nets.
For
Dirty water ... down the drains.
a) flies b) escapes c) sinks d) disappears
disappears
It is a vast place, or in ... words, a huge area.
other
Even a weak magnet will ... to pull a pin to the other side of a sheet of paper.
a) succeed b) enable c) manage d) allow
manage
Not ... has this plastic caused them problems, but it has also killed sea-life by polluting the sea.
only
People used to make their houses from ... that they found nearby.
a) places b) materials c) parts d) pieces
materials
This is an accurate description of of the region ... is one of the least crowded places on the planet.
which
Magnets come in different shapes and sizes, but the most common one is the one that ... like a horseshoe.
1a) seems b) looks c) shows d) appears
Unsurprisingly, the north pole of a magnet ... towards the Earth's north pole.
2a) points b) aims c) directs d) approaches
1. looks
2. points
This has affected how ... fish they can catch. Unfortunately, the plastic they fish out is ... damaged to recycle.
1. many
2. too
1. We can tell how old the houses are ... on the way they were built.
1a) depended b) relied c) based d) counted
2. A long time ago, there was no ... heating of course.
2a) main b) basic c) central d) inner
1. based
2. central
(calefacción central)
1. Only the Sahara has fewer people for ... square kilometre.
2. It is hardly surprising ... Namibia is turning into a popular tourist destination.
1. every
2. that