Chapter 7 Comprehension and Vocabulary Questions- Scott Foresman Science
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| What would happen if water did not continuously move through the environment? | show 🗑
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| How are the vocabulary terms aquifer and water table related? | show 🗑
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| show | Every word ends in -ion, and every word names a process.
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| show | No, water must first evaporate into the atmosphere before it can condense and fall back to Earth as precipitation.
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| How much of Earth's surface is covered by water? | show 🗑
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| show | 3/100
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| Approximately what percent of Earth is not covered by the hydrosphere? | show 🗑
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| What would Earth be like if the hydrosphere covered only 25 percent of its surface? | show 🗑
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| show | It gets warmer
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| How would a mouthful of ocean water taste? | show 🗑
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| A company is deciding whether to set up an outdoor salt processing plant in southern Florida or northern Maine. Which would process salt faster? | show 🗑
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| Why does cold water sink under warm water in the ocean? | show 🗑
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| What is the measure of how salty water is? | show 🗑
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| What causes some ocean water to have a higher salinity than other ocean water? | show 🗑
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| What does almost all of Earth's fresh water start as? | show 🗑
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| What is rain and melted snow that soaks into the ground called? | show 🗑
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| show | Groundwater
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| What is an aquifer comprised of? | show 🗑
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| What is the top level of groundwater in an aquifer called? | show 🗑
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| show | No, it is rarely level because it usually follows the slope of the land, it is higher beneath hills and lower in valleys.
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| show | An aquifer
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| show | It changes during the year- it will rise when water is added by rain or melting snow. It will become lower when there is a drought.
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| How is fresh water different from ocean water? | show 🗑
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| What is an artificial lake that forms behind a dam? | show 🗑
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| Where is most of Earth's ice found? | show 🗑
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| show | 7/10, or 70 percent
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| What is the purpose of chemicals in the water purification process? | show 🗑
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| What acts as a filter to remove small particles from water that flows through it? | show 🗑
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| Why does water have to be treated before we can use it? | show 🗑
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| How could pollutants get into groundwater? | show 🗑
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| What are formed when parts of ice break off from glaciers or ice sheets? | show 🗑
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| Why do cities and towns treat water before it is sent to homes? | show 🗑
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| What is the gas form of water? | show 🗑
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| What are the five steps of the water cycle? | show 🗑
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| What is another possible path in the water cycle- when ice changes directly to water vapor without melting first? | show 🗑
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| show | Evaporation
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| What is it called when the water vapor turns into liquid, such as water droplets in clouds? | show 🗑
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| show | Precipitation
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| In what forms of water is the fresh water on Earth's surface located? | show 🗑
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| What is the area from which water drains into a river? | show 🗑
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| show | Frost
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| When do organisms produce water? | show 🗑
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| show | Sunlight, or the sun
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| What is needed to raise water vapor to the clouds and move it by winds? | show 🗑
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| show | Yes, it is heat
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| show | Heat- from the energy released when water vapor condenses into liquit water
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| show | The soil
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| show | Thousands
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| show | Oceans, Lakes, Rivers and Puddles
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| What does the energy of the Sun affect in Earth's water cycle? | show 🗑
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| After sunrise, the sun heats the Earth, causing what to evaporate due to the warmer temperatures? | show 🗑
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| show | Rain, snow, sleet, and hail
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| show | Sunlight, temperature, and wind
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| show | A cloud
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| Water droplets form when moisture collects on what? | show 🗑
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| show | Clouds
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| The temperature of air high in the clouds is often much _______ than the temperature of the air closer to the ground. | show 🗑
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| show | Air pressure
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| Clouds often form when air moves _____ to the areas of less air pressure. | show 🗑
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| show | Cirrus
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| What clouds grow vertically with air inside them, with their bases as low as 1,000 miles above the ground, but the rising air pushes the tops of the clouds higher than 12,000 miles up? | show 🗑
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| show | Altocumulus
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| show | Stratus
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| Whad is a cloud at ground level? | show 🗑
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| show | Snow
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| show | Between
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| What degree must it be above for ice crystals falling from the sky to melt and fall as rain? | show 🗑
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| show | Sleet
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| show | Freezing rain
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| What falls from a cloud when it has formed many layers of ice and has become too big for the upward winds to lift it? | show 🗑
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| How large can hailstones get? | show 🗑
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| show | They melt and fall as rain
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| show | Ice crystals
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| Each year, hail causes about how much money in damage to crops and property in the United States? | show 🗑
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