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ES: 1-6 Part 1
ES Ch. 1-6 Part 1
| Question or Term | Answer or Definition |
|---|---|
| What percent of the earth's surface is covered by water? | 70% |
| The upper layers of the ground stripped away by surface mining are the __?__ | Overburdened |
| What metal is more valuable than gold or silver | Platinum |
| Give the term for an upward-flowing current | Upwelling |
| What is an alloy of iron and carbon | Steel |
| What does scuba stand for | Self-contained underwater breathing apparatus |
| What is the study of the earth's oceans called? | Oceanography |
| What is the land that borders a river and is covered by river water in flood time | Floodplain |
| What is the substance that makes up the physical world | Matter |
| What scale do chemists use to express acidity and basicity of substances | pH |