Online Reading Lesson

The End of Life on Earth

Read the article, complete the tasks, and submit your planet defense mission. After submission, the app shows the score, reveals the answers, and unlocks asteroid training.

Lesson format

Read. Defend. Launch.

Drag-and-drop prep, mission writing, live scoring, and a mini-game.

Start here

Student details

Enter your details before you begin.

Before reading

Preparation task

Drag each disaster into the correct defense category.

Preparation task

Reading

Threat briefing

Read the article carefully before answering the questions.

Defense notes

  • Comet: a ball of rock and ice with a tail of gas and dust.
  • Asteroid: a rocky object that orbits the sun.
  • Meteorite: an object that reaches Earth's surface.
  • Planet defense: detecting, tracking, and responding to possible impact threats.

Task 1

Check your understanding

Choose the best option for each sentence.

Multiple choice questions

Task 2

Check your vocabulary

Complete each sentence with a phrase from the box.

Vocabulary gap fill

Discussion

Planet Defense Mission

You are on the international emergency science team. A newly detected object may pass dangerously close to Earth. Write a short public message explaining the risk, what people should understand, and what scientists should do next.

Word count: 0 / 80

Finish

Submit mission report

Your work is saved in this browser while you type. After your report is submitted, the app reveals the answers and unlocks the asteroid training game.