A Dam Is Used to Block the Passage of a River

question 12

Multiple Choice

A dam is used to block the passage of a river and to generate electricity. Approximately 5.73 * 10⁴ kg of water fall each second through a height of 19.6 m. If 85 % of the gravitational potential energy of the water were converted to electrical energy, how much power would be generated?

• A)9.36 * 10⁶ W
• B)1.52 * 10⁷ W
• C)1.08 * 10⁷ W
• D)1.35 *10⁸ W
• E)4.68 * 10⁶ W

---

Definitions:

Birth Complications

Problems that occur during the birth process which can affect the health of the mother, the baby, or both.

Risk

The potential for losing something of value, encompassing a wide range of factors including physical health, social status, emotional well-being, or financial wealth.

Cognitive-Behaviour Therapy

A therapeutic approach that addresses dysfunctional emotions, behaviors, and cognitions through goal-oriented, systematic procedures.

Therapy Strategies

The methods and techniques employed in psychological therapy to address and treat mental health issues and improve well-being.