The Weirdest Stuff Orbiting Earth — B1-B2 Interactive English Lesson
Video lesson + interactive tasks about orbital debris, why it's dangerous, and how we can clean it up.
Glossary: Key Vocabulary
STAGE 1
Before watching, review the words that will help you understand the video.
- orbital debris — broken pieces of satellites and rockets orbiting Earth
- space junk — unwanted human-made objects left in space
- orbit — the path an object follows around a planet
- satellite — a machine sent into space to travel around Earth
- collision — when two objects crash into each other
- Kessler syndrome — a chain reaction where crashes create more debris
- re-entry — returning to Earth's atmosphere from space
- atmosphere — the layer of gases around Earth
- defunct — no longer working or operating
- lasers — powerful beams of light that can be used to push or move objects
Prediction: What Is the Video About?
STAGE 2
Using the new words, choose the most likely topic of the video.
1) What will the video most likely explain?
First Watch: Listening for Gist
STAGE 3
Watch the video once. Do not pause the video. Focus on the general idea.
1) Choose the best summary of the video.
Second Watch: Listening for Details
STAGE 4
Watch the video again. Focus on details. You may pause if necessary.
True / False
1) Some pieces of space junk were left on the Moon during early missions.
2) Space debris moves so slowly that collisions are rare and harmless.
3) Even small debris can seriously damage a satellite.
4) Most debris burns up during re-entry, so falling space junk is usually not a big risk to people.
5) One proposed solution is using lasers to nudge debris into safer orbits or into the atmosphere.
Multiple Choice
1) Why is space debris a serious problem today?
2) What is the Kessler syndrome?
3) What can happen when two satellites collide?
4) What is "controlled re-entry" used for?
5) Which is an example of preventing satellites from becoming junk?
Vocabulary Practice
STAGE 5
Match Words and Pictures
TASK 1
Tap a word, then tap an image. Listen and pronounce.
Match Words and Definitions
TASK 2
Tap a word, then tap the correct definition. Scroll the definition list if needed.
Fill in the Gaps
TASK 3
Tap a word, then tap a gap. Wrong answers won't be placed. Tap a filled gap to clear it.
Spelling Challenge
TASK 4
Build the English words from letters. No repeats until all words are practiced.
Final Vocabulary Test
STAGE 6
Complete the final test. Navigate with buttons.