A Hockey Puck Slides Off the Edge of a Table

question 4

Multiple Choice

A hockey puck slides off the edge of a table with an initial velocity of 20.0 m/s. The height of the table above the ground is 2.0 m. What is the magnitude of the vertical component of the velocity of the puck just before it hits the ground?

• A) 20.0 m/s
• B) 6.26 m/s
• C) 12.5 m/s
• D) 19.6 m/s
• E) 21 m/s

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Definitions:

Prothrombin

A protein present in blood plasma that is converted into active thrombin during coagulation, playing a key role in blood clotting.

Thrombin

A blood plasma enzyme that initiates blood clotting by converting fibrinogen into fibrin, crucial for stopping bleeding.

Blood Grouping

The classification of human blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells.

Antigens

Substances that are recognized by the immune system and elicit an immune response.