p t n e

advertisement
eW/FS/WE/001
Evaporation
The sun
Select the correct answer:
With what letter does the
word evaporation start?
With what letter does the
word evaporation end?
In what direction does
evaporation take place?
During evaporation, water
changes from liquid to …?
Can evaporation take
place without the sun?
v
e
p
n
e
t
v
e
p
v
e
gas
e
n
solid
yes
no
Experiment for Teacher:
Put a wet facecloth in front of a heater. Watch how
the water evaporates into water vapour. Explain
that the heater can be compared to the sun as a
source of heat. The wet facecloth can be compared
to a water source on earth. Notice that the water
vapour goes in an upward direction.
Write the new words on the board, practice
syllables by clapping the breaks.
www.ewisa.co.za
Contact: [email protected] or [email protected]
www.ewater.co.za www.waterinfo.co.za www.waterinformation.co.za
AA2t
Download