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wcch2
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| Question | Answer |
|---|---|
| What is the source of all energy on Earth? | The sun is the source of energy. |
| What causes the seasons to change on Earth? | The Earth's tilt as it revolves around the sun creates the seasons. |
| How many layers make up the inside of Earth? | Three layers make up the inside of Earth. |
| What is the term for Earth's completion of one full trip around the sun? | A revolution is one complete trip around the sun. |
| What term describes the increase in the average temperature of Earth's atmosphere? | Global warming is the increase in Earth's atmospheric temperature. |
| How many continents are found on Earth? | 7 continents are found on Earth. |
| What causes earthquakes and volcanoes? | Plate movements cause earthquakes and volcanoes. |
| What process works with weathering to change Earth's surface? | Erosion and weathering cause changes to the Earth's surface. |
| Which is the largest type of ice mass? | An ice sheet is the largest type of ice mass. |
| What force has caused the fastest change in Earth's environment in the last 50 years? | Human actions have caused the fastest changes in the Earth's environment. |
| What does elevation describe? | Elevation describes how far above sea level a landform or location is. |
| What is a long, narrow, steep-sided cut in the ground or on the ocean floor? | A trench is long, narrow cut in the ground. |
| What percentage of Earth's water is salt water? | 97 percent of Earth's water is salt water. |
| Which process is liquid water turned into water vapor? | Evaporation turns water into water vapor. |
| What is the name given to the regular movement of water? | Water cycle is the name given to the regular movement of water. |
| What is a process by which water, wind, or ice moves bits of rock elsewhere? | Erosion is the process of moving water, wind, or ice. |
| What is a giant ocean wave? | A tsunami is a giant ocean wave. |
| What is a small ice mass that spreads outward on a land surface? | A glacier is an ice mass on a land surface. |
| What is a long, narrow band of volcanoes around the Pacific Ocean? | The Ring of Fire is the band of volcanoes around the Pacific Ocean. |
| What is a large, continuous mass of land? | A continent is a large, continuous mass of land. |
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kcmccoy
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