A Solid Rock,suspended in Air by a Spring Scale,has a Measured

question 77

Multiple Choice

A solid rock,suspended in air by a spring scale,has a measured mass of 8.50 kg.When the rock is submerged in water,the scale reads 3.50 kg.What is the density of the rock? (water density = 1 000 kg/m³)

• A) 0.71 × 10³ kg/m³
• B) 0.7 × 10³ kg/m³
• C) 0.29 × 10³ kg/m³
• D) 1.7 × 10³ kg/m³
• E) ​2.2 × 10³ kg/m³

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Definitions:

Acquired

Something that is obtained or gained, typically through learning or experience.

Inborn

Characteristics, qualities, or traits that are present from birth, not acquired through experience or learning.

Instinctual

Behaviors or responses that are inherent and automatic, not learned through experience. These reactions are deeply embedded in an organism's biology.

Materials Task

A methodological approach in cognitive or developmental psychology that involves manipulating physical materials to assess cognitive processing or learning outcomes.