Original Project
Weathering, Erosion, and Deposition
The loose rock material on the surface of the earth broke off from the solid rock layer (bedrock) that makes up …
Item WE037004: All loose rock material came from earth's solid rock layer
Which of the following statements is TRUE about where loose rocks on the surface of the earth come from?
- Loose rocks, including very large rocks as well as the very small pieces of rock in sand, were at one time part of earth’s solid rock layer.
- Very large rocks were at one time part of earth’s solid rock layer, but the very small pieces of rock in sand were not.
- The very small pieces of rock in sand were at one time part of earth’s solid rock layer, but very large rocks were not.
- No loose rocks, including very large rocks and the very small pieces of rock in sand, were ever part of earth’s solid rock layer.
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
||||
|---|---|---|---|---|---|---|---|---|
| n = 2529 |
6–8 n = 1532 |
9–12 n = 987 |
Male n = 1222 |
Female n = 1264 |
English n = 2228 |
Other n = 229 |
||
| A. | Loose rocks, including very large rocks as well as the very small pieces of rock in sand, were at one time part of earth’s solid rock layer. | 63% | 62% | 66% | 61% | 65% | 65% | 50% |
| B. | Very large rocks were at one time part of earth’s solid rock layer, but the very small pieces of rock in sand were not. | 16% | 17% | 15% | 18% | 15% | 16% | 19% |
| C. | The very small pieces of rock in sand were at one time part of earth’s solid rock layer, but very large rocks were not. | 12% | 13% | 12% | 12% | 13% | 12% | 20% |
| D. | No loose rocks, including very large rocks and the very small pieces of rock in sand, were ever part of earth’s solid rock layer. | 8% | 8% | 7% | 9% | 7% | 7% | 11% |