While on an Interplanetary Mission, a 58

question 9

Multiple Choice

While on an interplanetary mission, a 58.5-kg astronaut is floating toward the front of her ship at 0.15 m/s, relative to the ship. She wishes to stop moving, relative to the ship. She decides to throw away the 2.50-kg book she's carrying. What should the approximate speed and direction of the book be to achieve her goal?

• A)0.15 m/s, toward the front of the ship
• B)3.5 m/s, toward the back of the ship
• C)3.7 m/s, toward the front of the ship
• D)0.30 m/s, toward the back of the ship
• E)1.5 m/s, toward the front of the ship

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Definitions:

Oxygen

A chemical element (O) essential for respiration in most living organisms and a critical component of water and most organic compounds.

Lactic Acid Fermentation

A metabolic process by which glucose and other six-carbon sugars are converted into cellular energy and the metabolite lactate, which occurs in some bacteria and animal cells, such as muscle cells.

Final Electron Acceptor

A molecule that accepts electrons at the end of an electron transport chain, completing the process of electron transport and energy production.

Glycolysis

The metabolic pathway that converts glucose into pyruvate, generating energy in the form of ATP and NADH, occurring in the cytoplasm of the cell.