NASA Tests Special Paint in Wind Tunnel
In the app: the whole story at your level, listening, the quiz and the word cards.
The same story at six levels
How the first sentence reads at every level, from A1 to C2.
- A1
NASA researchers did their first test.
- A2
Researchers at NASA did a new test.
- B1
Researchers at NASA's Langley Research Center conducted a new kind of test.
- B2
Researchers at NASA's Langley Research Center have conducted the first test using unsteady pressure sensitive paint on a freely moving, large-scale model in a low-oxygen setting.
- C1
Researchers at NASA's Langley Research Center conducted the first test using unsteady pressure sensitive paint on a freely moving, large-scale model in a low-oxygen setting.
- C2
Researchers at NASA's Langley Research Center conducted the first test using unsteady pressure sensitive paint on a freely moving, large-scale model in a low-oxygen setting.
Key words
Words from the B1 text, with their meaning.
- conduct
- To organize and carry out an activity or task
- coating
- A thin layer or covering of something
- glow
- To produce a continuous light
- invisible
- Impossible to see
- essential
- Completely necessary or very important
- flexible
- Able to bend easily without breaking
Rewritten with AI from facts reported by NASA. Read the original for the full report.