Electrical Engineering and Smart Grids – Teacher Answers

Teacher answer key

1. Warm-up: answers will vary.
2. Vocabulary: accept accurate contextual meanings.
3. Reading comprehension: 1) From power stations to homes and businesses. 2) Real-time data about the network, such as heat/load/demand. 3) They balance changing solar/wind supply with storage and rerouting. 4) Smart meters and rooftop solar can allow monitoring and exporting power. 5) Cyberattacks and data-security risks.
4. Grammar: 1) will reduce; 2) will release; 3) will see; 4) may / can cause
5. Listening script: “Electricity demand changes during the day. In many places, demand rises in the early evening when people return home, cook meals and turn on heating or cooling. Smart systems can respond by drawing on stored energy or encouraging consumers to shift some tasks to quieter times.”
   Answers: 1) In the early evening. 2) Cooking, heating or cooling. 3) Use stored energy or encourage demand shifting. 4) Some household tasks/appliances.
6. Speaking: answers will vary.
7. Something fun: answers will vary.
8. Writing: answers will vary. Encourage students to use details from the lesson and accurate target language.

Puzzle/Game: answers will vary. Encourage students to use lesson vocabulary and explain their choices.

Success criteria: this is a student self-check. No single answer is required.

For open-ended tasks, accept different answers when students can explain or support them clearly.