Neglecting Air Resistance, When You Toss a Stone Straight Up

question 7

Multiple Choice

Neglecting air resistance, when you toss a stone straight up in the air from Earth's surface, which of the following statements is true for the upward motion of the stone.

• A) The stone's total energy increases.
• B) The stone's kinetic and gravitational potential energies increase simultaneously.
• C) The stone's kinetic and gravitational potential energies decrease simultaneously.
• D) The stone's kinetic energy decreases while its gravitational potential energy increases.
• E) The stone's kinetic energy increases while its gravitational potential energy decreases.

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Definitions:

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Narcolepsy

An ongoing sleep problem marked by significant day time drowsiness and abrupt sleep onslaughts.

REM Rebound

The phenomenon where there is an increase in the amount of REM (Rapid Eye Movement) sleep after a period of REM sleep deprivation.

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The deepest phase of non-REM sleep, characterized by slow brain waves, reduced heart rate, and deep physical relaxation, which is restorative and vital for memory consolidation.