A 71-Kg Man Stands on a Bathroom Scale in an Elevator

question 35

Multiple Choice

A 71-kg man stands on a bathroom scale in an elevator. What does the scale read if the elevator is ascending with an acceleration of 3.0 m/s²?

• A)140 N
• B)480 N
• C)690 N
• D)830 N
• E)910 N

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Definitions:

Resource Partitioning

A process where different species utilize the same resources in different ways to reduce competition among them.

Competitive Exclusion

A principle stating that two species competing for the same resources cannot coexist at constant population values if other ecological factors remain constant.

Grain Beetles

A group of beetles known for infesting and feeding on stored grains and cereals.

Parasitic Relationship

A biological interaction where one organism, the parasite, lives on or in another organism, the host, causing it harm and benefiting from the nutrients of the host.