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Teacher guide & answers

In this lesson: Identify what Euclid released and how long the observations cover.

Euclid Shares a Huge View of Space

How to use these two pages

Give learners the student worksheet. It contains the story and questions, without the answers. Keep this guide for yourself. Use it to lead the activity and explain the answers afterwards.

Student worksheet

A simple 15–20-minute lesson

  1. Before reading · 2 minutes

    Show the title. Ask: “What do you think this story is about?”

  2. Read and answer · 8–10 minutes

    Give out the student worksheet. Learners read for the main idea, then reread to answer the 2 questions. They can compare answers with a partner.

  3. Discuss and write · 5–8 minutes

    Check the answers below together. Ask learners to point to the clue in the story, then finish with the open question.

Adjust the support: Let learners use word help or Level 1 if needed. For a challenge, compare the wording in another level. This activity is not a proficiency test.

Answers to the 2 questions

The question numbers match the student worksheet. Each answer includes a reason and the clue learners can find in the story.

  1. What does the new data contain?

    Correct answer: B — Light from more than a billion objects

    Why: The first paragraph says light from more than a billion objects.

    Clue in the story: The European Space Agency released new Euclid telescope data on November 12. It contains light from more than a billion objects.

  2. How long do the observations cover?

    Correct answer: A — About 13 months

    Why: The second paragraph gives an approximate 13-month period.

    Clue in the story: The observations cover about 13 months. Scientists will use them to begin building a detailed three-dimensional map of the universe.

The open question: accept different answers

Ask learners: Explain what was released and what scientists will use it for.

One possible answer: ESA released Euclid telescope data containing light from more than a billion objects. Scientists will use the observations to begin building a three-dimensional map.

This is an example, not the only correct answer. Look for a relevant idea, a reason and the learner’s own words. Learners can answer aloud or write one or two sentences.

Grammar to discuss

An approximate duration

about 13 months

About makes the duration approximate; it is not an exact count.

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