A Gun Fires a Bullet Almost Straight Up from the Edge

question 127

Multiple Choice

A gun fires a bullet almost straight up from the edge of a 425-foot cliff. If the bullet leaves the gun with a speed of 383 feet per second, its height at time t is given by measured from the ground below the cliff. When will the bullet land on the ground below the cliff? ( Hint : What is its height when it lands? Remember that we are measuring from the ground below, not from the cliff.)

• A)125 seconds later
• B)33 seconds later
• C)27 seconds later
• D)25 seconds later
• E)17 seconds later

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Definitions:

Chloroplasts

Organelles found in plant cells and eukaryotic algae that conduct photosynthesis, capturing energy from sunlight and converting it and carbon dioxide into oxygen and energy-rich organic compounds.

Chromoplasts

Plant cell organelles that contain pigments and are responsible for the colors of fruits and flowers.

Pigments

Substances that give color to materials by absorbing certain wavelengths of light and reflecting others, widely used in paints, inks, and biological functions.