Highlights
A New Spin on a Space Horse
Ken Croswell, Ph.D.
Science & Nature
outer space, horsehead nebula, astronomy, nebula, fleming, pickering, Winter, Male
HL
813
B1
English
9781683291893
How did Horsehead Nebula get it's name and shape? Read this story to find out about this eerie and haunting cloud.
Word lists coverage
The word and grammar lists are compiled from commercially available resources and English study websites. They are not intended to be authority. Use at your own discretion.| List | Total | Coverage |
|---|---|---|
| Eiken Grade 1 | 3,105 | 0.16% |
| Eiken Grade 2 | 866 | 0.23% |
| Eiken Grade 3 | 900 | 7% |
| Eiken Grade 4 | 600 | 12.17% |
| Eiken Grade 5 | 600 | 14.5% |
| Eiken Grade Pre1 | 2,868 | 0.14% |
| Eiken Grade Pre2 | 1,327 | 1.58% |
| Eiken Grade Pre2+ | 1,562 | 2.11% |
| NDL | 875 | 17.03% |
| NGSL 1 to 1,000 | 1,000 | 13.7% |
| NGSL 1,001 to 2,000 | 1,000 | 3.3% |
| NGSL 2,001 to 3,000 | 801 | 1.62% |
| NGSL Supplemental | 52 | 9.62% |
Grammar lists coverage
The word and grammar lists are compiled from commercially available resources and English study websites. They are not intended to be authority. Use at your own discretion.| List | Total | Unique | Coverage | Unique |
|---|---|---|---|---|
| Eiken Grade Pre1 | 94 | 94 | 0% | 0% |
| Eiken Grade 2 | 123 | 122 | 0% | 0% |
| Eiken Grade Pre2 | 111 | 108 | 0% | 0% |
| Eiken Grade 3 | 48 | 47 | 0% | 0% |
| Eiken Grade 4 | 52 | 49 | 0% | 0% |
| Eiken Grade 5 | 176 | 139 | 0% | 0% |
| A1 | 352 | 316 | 0% | 0% |
| A2 | 949 | 893 | 0% | 0% |
| B1 | 1,126 | 1,106 | 0% | 0% |
| B2 | 775 | 760 | 0% | 0% |
| C1 | 402 | 395 | 0% | 0% |
| C2 | 312 | 308 | 0% | 0% |