A Heavy and a Light Object Released from the Same

question 8

Multiple Choice

A heavy and a light object released from the same height in a vacuum have equal

• A)weights.
• B)momenta.
• C)kinetic energies.
• D)accelerations.
• E)none of the above

---

Definitions:

Vital Capacity

The maximum amount of air a person can expel from the lungs after a maximum inhalation.

Tidal Volume

The amount of air that is inhaled or exhaled during normal breathing with each respiratory cycle.

Residual Capacity

The amount of air remaining in the lungs after a normal expiration, critical for continuous gas exchange between breathing cycles.

Pleural Cavity

A fluid-filled space between the layers of the pleura, the membrane surrounding the lungs, playing a crucial role in respiratory mechanics.