A Hockey Puck Slides Across a Frozen Pond

question 73

Multiple Choice

A hockey puck slides across a frozen pond.If ice friction and air resistance are neglected,the force needed to keep the puck sliding at constant velocity is

• A)0 N.
• B)equal to the weight of the puck.
• C)the weight of the puck divided by the mass of the puck.
• D)the mass of the puck multiplied by 10 m/s².
• E)none of the above

---

Definitions:

Nonblanchable Redness

Skin redness that does not lighten or turn white when pressure is applied, indicating possible tissue damage or pressure ulcer.

Impaired Skin Integrity

A condition in which the normal structure and function of the skin are damaged, leading to breaks, cuts, or lesions.

Supine Position

A horizontally recumbent position where the individual lies flat on the back with the face upward, often used in medical settings.

High Fowler's Position

A seated position in which a patient is typically elevated 60-90 degrees to facilitate breathing or for other medical purposes.