Download Chapter 6 Packet Pages

Name: ________________________________
Section: _____
Vocabulary
Word
evaporation
condensation
precipitation
humidity
front
meteorologist
barometer
anemometer
wind vane
Definition
Lesson 1 – Where is Earth’s water?
1. T / F All oceans are linked around the world
2. People used bodies of water to ___________________ from place to place.
3. What fraction of Earth’s surface is covered with water? _______________
4. In what three states of matter can water be found on Earth?
5. At what temperature does water freeze? _____________
6. At what temperature does water boil? ______________
7. Where is most of Earth’s water found?
8. About how much of Earth’s water is frozen in glaciers and ice caps?
9. Where does the salt found in oceans come from?
10. Where is most of Earth’s fresh water?
11. What would the saltiness of water be in a sea located near a very hot, dry area?
12. Contrast the water in oceans with fresh water.
13. Why is the water in the Baltic Sea less salty than most ocean water?
Page 182-185
Lesson 2 – How do water and air affect weather?
Page 186-189
1. Earth’s water is always being ____________________ through the ____________________________.
2. Describe an example of the water cycle we might see in our everyday lives.
3. The process of changing liquid water to water vapor is called _____________________________
4. The higher the temperature, the (faster / slower) water changes from liquid to gas.
5. What step in the water cycle follows evaporation?
6. What is a cloud made of?
7. Any form of water that falls to Earth is called __________________________
8. What is the Sun’s role in the water cycle?
9. What happens when moist air rises?
10. List four things that affect how quickly water evaporates and condenses.
11. At what stage of the water cycle do clouds form?
Why?
12.The blanket of air that surrounds Earth is the _________________________
13. What is air?
14. What happens to air when there is an area of low pressure nearby?
15. What happens to air pressure as you go higher in the atmosphere?
16. What is a sea breeze?
17. Would the temperature near a ceiling be warmer or cooler than the temperature near the floor?
Explain.
18. What happens when water vapor cools?
Lesson 3 – What are air masses?
Page 190-193
1. Air masses affect _______________ all over the world.
2. What is an air mass?
3. _________________________is the amount of water vapor in the air.
4. An air mass that forms in the polar area will be _________________
5. An air mass that forms in the tropical area will be _______________
6. An air mass has warm, moist air. Over what type of surface area did the air mass most likely form?
7. How do scientists predict weather?
8. Winds usually blow air masses from _______________ to _______________
9. The area where two air masses meet is called a ___________________
10. When does a cold front form?
11. What type of weather might a cold front bring?
12. What happens when a warm air mass runs into a cold air mass that is moving more slowly?
13. What kind of weather might accompany a warm front?
14. Weather is caused by variations in what three basic ingredients?
15. Draw and describe the different clouds
Cirrus
Altostratus
Cumulus
Cumulonimbus
Stratus
16. Why do you often see clouds along a cold front?
17. Describe what happens when a cold air mass meets a warm air mass that is not moving.
18.
Lesson 4 – How do we measure and predict weather?
Page 194-199
1. Weather is __________________________________________________________________________
2. Climate is ___________________________________________________________________________
3. What does it mean on a hot summer day if the temperature is “milder at the coast”?
4. Scientists called _________________________ study weather.
5. Complete the chart
Picture
Tools for Measuring Weather
Name of tool
What it is used for
6. How are an anemometer and a wind vane alike? How are they different?
7. What is a weather forecast?
8. How do weather forecasters track and predict the weather?
9. Why are symbols used on a weather map?
10.What do the curving lines on this weather map show?
11. How can scientists study the weather and climate of the past?
12. What might happen if Earth’s average temperature increases by a few degrees?
13. If fossils of ferns and other tropical plants were found in the Earth’s crust near the frigid Arctic Circle,
what could be inferred about the climate of that area?
14. What happens when fossil fuels are burned?
1. A(n) _____________________ is the area where one air mass meets
another.
2. A(n) ___________________points in the direction from which the wind
is blowing.
3. A weather forecast is a prediction made by a scientist called a(n)
_______________________.
4. __________________is the amount of water vapor in the air.
5. A(n) __________________measures air pressure.
6. A(n) ____________________measures wind speed.
7. Water vapor changes to liquid water in a process called ________________.
Fill in the blank
About ____________ of Earth’s surface is water.
Water in the oceans is different than freshwater because _____________________________________.
A substance that surrounds Earth and takes up space is _____________________.
_______________clouds are clouds close to the ground that often bring rain or snow.
____________________ gases can be beneficial because they help keep Earth warm.
Water vapor in the cooling air turns into _____________________.
The Baltic Sea is less salty than other seas because _____________________ flow into the Baltic Sea.
Constructed Response
Describe the steps of the water cycle in detail.
What happens when a cold air mass meets a warm air mass that is not moving?
What happens when air hits an area of lower pressure?
What happens when moist air rises?
Describe the Sun’s role in the water cycle.
How will air at the top of a mountain be different from air at the base of the mountain?