A System Had 150 KJ of Work Done on It

question 13

Multiple Choice

A system had 150 kJ of work done on it and its internal energy increased by 60 kJ .
How much energy did the system gain or lose as heat?

• A) The system lost 90 kJ of energy as heat.
• B) The system lost 210 kJ of energy as heat.
• C) The system gained 60 kJ of energy as heat.
• D) The system gained 90 kJ of energy as heat.
• E) The system gained 210 kJ of energy as heat.

Understand the implications of adolescent development on social relationships and self-regulation.

Examine the role of peers and social interactions in adolescent development.

Analyze cognitive development stages according to Piaget and their implications on learning and reasoning.

Consider the impact of psychosocial crises throughout human development according to Erikson.

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Definitions:

Competitive Free Market

A market structure where many firms offer products or services that are similar, allowing for free entry and exit, with prices determined by supply and demand forces.

Marginal External Cost

The cost imposed on a third party not involved in a transaction or activity due to an additional unit of production.

Methane Gas

A potent greenhouse gas with a simple chemical formula CH4, commonly produced by the decomposition of organic materials and digestive processes of animals.

Sulfur Emissions

The release of sulfur compounds into the atmosphere, primarily from the burning of fossil fuels, which can cause environmental damage.