Filling Blanks - Level 2
Use the words in red to complete the sentences below. Drag the red word to the selected sentence.
Both humans and ___________________ breath the same oxygen
that is in the air. The difference is that fish get their oxygen from
the ___________________.How? They have sets of thin flat lacy things called
___________________ instead of lungs!
For some creatures, even a minute without water is too much. For them,
water is ___________________. They need it to breathe, to feed and to move
from place to place. When water is badly polluted that it has no___________________,
or when it dries up, it means certain ___________________ for these creatures.
Snow, ice, frost and hailstones are all examples of ___________________
water. Liquid water freezes at 0 degrees Celsius (degrees Celsius is the scale
that we use to measure ___________________). The best time to see water outside is
in ___________________, when the weather gets really cold.
Rain, rivers, lakes, seas and dew are all examples of ___________________
water. This is the form of water you are most familiar. You use liquid water
in many ways, including washing and ___________________. All you have to do is turn on
a ___________________ to see it.
Steams and clouds are examples of water ___________________.
Water vapour is sometimes invisible, so you may not always be able to see it!
Liquid water can change to water vapour by ___________________. To see water vapour,
all you have to do is ___________________ the kettle or look up at the clouds in the sky!
Water vaporises (boils) at 100 degrees Celsius.