Writing: summary and reaction to a reading. Select one of th…
Writing: summary and reaction to a reading. Select one of the readings in Units 7 or 8. What is the reading about? How would you describe the writer’s point of view on the topic and why? Do you agree with the writer? Why or why not? Select one: “Powering the Planet” “City of the Future” “China’s Grand Canal” “Highway of Dreams” Write a short paragraph (4-5 sentences) about the reading. Include the title in your response.
Read DetailsThis question is worth 1 point. A rechargeable battery is pr…
This question is worth 1 point. A rechargeable battery is providing power to a system with 0.94 efficiency. The power goes to an inverter, which changes direct current into alternating current (like from a wall socket) with 0.91 efficiency. This power is used for cooking with a microwave oven with 0.64 efficiency. What is the total efficiency of this system? Answer to the hundredth place.
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