Multiple Choice
Why do ice skates work?
A) The pressure of the blades on the ice creates a temporary water layer.
B) The pressure of the blades cuts a hole in the ice and water flows in.
C) The blades are treated with a chemical that melts the ice temporarily, which creates a water layer.
D) Ice is naturally slippery.
Correct Answer:
Verified
Correct Answer:
Verified
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