Why is the shield called Canada’s storehouse of metallic minerals?
What will be an ideal response?
Answer: It was a vast deposits of lead, Nickel, copper, zinc and other important minerals.
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In falling, we consider the action force to be the pull of Earth on us. The reaction force is then
A. acceleration of fall. B. nonexistent. C. pull of us on Earth. D. air resistance acting against us. E. none of the above
Where was the first tidal powered energy station positioned?
a. The estuary in the Rance River, France b. The mouth of the Annapolis River, Nova Scotia c. The Bay of Fundy, between Main and New Brunswick, Canada d. Bristol, England
Which of the following would likely serve as an aquitard?
A) gravel B) sand C) silt D) fractured gneiss
In a freshwater lake, the ________ zone is characterized by a shallow depth and the presence of rooted vegetation
A) thermocline B) littoral C) limnetic D) profundal