Transcript Slide 1

5th Feb 2008
Lesson notes modified for the web
latent heat of vapourisation
100+ C
0C
latent heat of fusion
time
Use this time to explain the terms
below. You may need to draw a graph,
and explain a little about changing
states
latent heat of vaporisation
latent heat of fusion
note to teacher change background
colour to orange
CLASS INVESTIGATION,
Can salt change the melting point of water?
Investigating Freezing Mixtures
Group results
time
0
10
temperature C
Class results
group
starting temp lowest temp
time to lowest temp
time (min)
tempoC