Shield: Location and Landscape
These Web sites will provide
you with background information.
Canada's Earth Materials
This Web site provides the opportunity
to view some of the interesting landscapes and landform features of the
Canadian Shield through a series of photographs. To access these excellent
images, select the region and a keyword (optional) from the list of specific
types of landforms.
For information about the formation
of the Canadian Shield, go to this Geoscape Canada Web site. Its interactive
map viewer allows students to see the ancient geological features of the
Canadian Shield and to understand how these features came together.
This Web site is a good companion site for the interactive map viewer at
Geoscape Canada. It provides a written explanation about the formation of
the Canadian Shield. Students can learn more about the formation and basic
composition of the Shield. The site also explains the concept of geological
Web site from Natural
Resources Canada shows details of the rock structures and earth materials
in the Canadian Shield in maps and photographs. Students are asked to
visually compare the outline map of the Canadian Shield to the pattern
formed by the main rocks in the Shield. Then they are asked to compare
two photographs to identify rock and vegetation patterns.
students have completed the activity, review their responses to the Web
site evaluation and discuss the reasons for their answers.
The legend shows that the two pink-coloured rocks are Granitic
and Gneissic . You should point out the proper pronunciation
of gneissic ( nice-ic ) to students.
Figure 32: Volcanic Rock
square patterns on the land formed by hard rock
softer rock erodes away from the ridges
the pattern is grid-like
water gathers in the depressions
swampy vegetation grows there
Figure 33: Folded Gneiss
there are rock layers on the surface
the layers curve or fold in patterns
there is little soil
the water's edge meets the rocky shore
pine trees grow there
soil is shallow or absent altogether
Plants have difficulty growing in shallow soil.
to view the student activity.
BACK TO TOP OF PAGE