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SCIENCE 5 - WATHER WATCH
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Study Jams Assignment
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Due back: May 3, 2013
Go to the Study Jams videos and slideshows linked from Mr. Lidstone’s website (Science 5
section) and answer each of the following questions.
Study Jams video on The Scientific Method
1.
Why don’t scientists stop with the first step in the Scientific Method, making observation?
A. They don’t trust their own observations and want other’s opinions.
B. They would rather run experiments than observe the world around them.
C. They want to test what they observe to make sure it is correct.
D. They don’t think that observations are a very good place to start.
2. What is a hypothesis?
A. An experiment
B. A conclusion
C. A prediction
D. A variable
3. How do scientists form a hypothesis?
A. By drawing conclusions from their data.
B. By asking questions about their observations
C. By designing experiments.
D. By writing down everything they see.
4. Once they form a hypothesis, what do scientists do next?
A. Design experiments to test their hypothesis.
B. Draw conclusions based on their predictions.
C. Compare their hypotheses to other scientists’.
D. Ask the question, “Why?”
5. What does it mean to control variables in an experiment?
A. To use different coloured objects for all of the parts of an experiment.
B. To take complete notes about everything you observe in the experiment.
C. To not touch anything once you set up the parts of an experiment.
D. To keep as many things the same as possible across the parts of an experiment.
6. What do scientists do when they run an experiment?
A. Walk away from the experiment.
B. Write down their observations.
C. Change parts of the experiment.
D. Develop a hypothesis.
7. Why do scientists write down every detail of an experiment?
A. Because they do not take any pictures.
B. So they can leave the experiment alone to run itself.
C. Because they always change their hypothesis.
D. So they can do over the experiment to compare results.
Study Jams on Weather and Climate.
1. What is the weather of a certain area over a long period of time?
A. Climate zone
B. Moisture
C. Climate
D. Element
2. What is the condition of outside air at a certain time and place?
A. Climate zone
B. Weather
C. Climate
D. Element
3. What are air pressure, humidity, clouds and temperature called?
A. Elevation pressure
B. Elementary aspects
C. Elements of weather
D. Elements of climate
4. What are climate zones?
A. Areas that are divided by precipitation and temperature.
B. Different levels of hills and mountains divided by altitude.
C. Weather at different times of day and in different months.
D. Areas that are divided mainly by clouds and time.
5. What is a person who studies weather patterns in an attempt to predict weather?
A. Climologist
B. Seismologist
C. Astronomer
D. Meteorologist
6. What forms when moisture evaporates into air and then cools?
A. A climate
B. A cloud
C. Wind
D. Altitude
7. What causes wind on top of hills and mountains?
A. Cool air rising while hot air sinks
B. Cool air and hot air hitting each other
C. Hot air rising while cool air sinks
D. Cool air and rain clouds
Study Jams on Earth's Atmosphere.
1. Which layer of Earth’s atmosphere is the one farthest from the surface of the Earth?
A. troposphere
B. stratosphere
C. thermosphere
D. exosphere
2. In which layer of the atmosphere can you find meteors?
A. troposphere
B. stratosphere
C. exosphere
D. mesosphere
3. What can be found in the thermosphere?
A. a wide range of temperatures
B. the Aurora Borealis
C. Space Shuttles
D. all of the above
4. In the stratosphere, which important feature blocks harmful rays from the sun?
A. the Aurora Borealis
B. the ozone layer
C. the sunray shield
D. all of the above
5. Which gas makes up most of the troposphere?
A. oxygen
B. helium
C. nitrogen
D. hydrogen
6. Which layer of the atmosphere is the one we live in?
A. troposphere
B. stratosphere
C. mesosphere
D. thermosphere
7. What does Earth’s atmosphere do?
A. create meteors
B. regulate temperatures
C. control populations
D. provide light
Study Jams on The Water Cycle.
1. What is precipitation?
A. The sweat from our bodies on hot days.
B. The gas that we use in furnaces and ovens.
C. Any form of water that falls from the sky.
D. Warm rain, but not cold snow or sleet.
2. What is the water cycle?
A. The process through which water evaporates.
B. The path water takes from Earth to the clouds and back again.
C. The path water takes from the mountain top to the soil.
D. The process of water falling from the clouds.
3. Which of these describes evaporation?
A. Water vapor becomes a liquid.
B. Plants lose water through their leaves.
C. What comes down must go up.
D. Water warms up and becomes a vapor.
4. What is transpiration?
A. The process in which plants release water through their leaves back into the air.
B. The process in which humans release sweat through their skin back into the air.
C. What happens when water turns into a liquid.
D. The scientific name for the water cycle.
5. What would most likely happen if it didn’t rain in a certain area for a long period of time?
A. Animals and plants would live the same way they always do.
B. Animals would drink all the water and leave none for the plants.
C. Plants would die, and animals wouldn’t receive nutrients from plants.
D. Nutrients would find a different way of getting to plants and animals.
6. What is the process in which water vapour changes to liquid?
A. Aviation
B. Evaporation
C. Water runoff
D. Condensation
7. What do water droplets form?
A. Clouds
B. Condensation
C. Nutrients
D. humidity
Study Jams on Clouds and Precipitation.
1. What makes up all clouds?
A. distilled water and dust
B. condensed water and dust
C. dust and steam
D. ice and snow
2. What causes precipitation?
A. The ocean spray from large waves.
B. Meteorologist changing cloud’s names.
C. Cool air heating up suddenly.
D. Water droplets in clouds getting too heavy.
3. The radio says your town will receive 1-3 inches of rain tomorrow. What can you put outside to find
out how much rain you actually get?
A. A rain gauge
B. A rainometer
C. A yard stick
D. A cloud measure
4. What are the three main types of clouds?
A. Cumulus, rhombus, and nimbo
B. Cumulus, nimbo, and rain
C. Cumulus, stratus, and cirrus
D. Rain, snow, and sleet
5. Which of the following describes cirrus clouds?
A. They are puffy on top and have a flat bottom.
B. They are made mostly of ice crystals and appear to be wispy.
C. They are usually gray.
D. They are flat on top and puffy on the bottom.
6. Which term best describes the cloud cover in the sky
pictured below?
A. Partly cloudy
B. Overcast
C. Mostly cloudy
D. Rainy
7. What does “nimbo” mean when added to a cloud name?
A. That the temperature is dropping.
B. That the cloud covers the whole sky.
C. That a cloud is changing from one kind to another.
D. That precipitation is falling from a cloud.
Study Jams on Air Pressure and Wind.
1. What role does air pressure lay in weather conditions?
A. Its force determines the strength of wind.
B. It creates downdrafts that blow from the shore.
C. It is the primary cause of Trade Winds.
D. It determines how high or low the tide is.
2. What gives wind its mass?
A. Barometric pressure.
B. Air molecules.
C. Air pressure
D. The convection cell
3. Which three elements affect air pressure?
A. Wind, Earth’s distance from the Moon, and clouds.
B. Amount of plants, wind, and level of water in the ocean.
C. Height above sea level, temperature, and amount of water vapor.
D. Temperature, wind, and how much plant or animal life is around.
4. What is a convection cell?
A. Extremely dense and heavy masses of air.
B. A place on the beach where scientists watch weather.
C. An instrument scientists use to measure wind speeds.
D. A pattern of rising warm air and sinking cold air.
5. Why does air rise over land at the beach?
A. Cold air gets warmer over land, which makes it lighter, so it rises.
B. Warm air over the sea moves inland, gets colder, and then rises.
C. Trade winds around the Equator blow the air higher at the beach.
D. Land is cooler than water at the beach, so the air repels away from it.
6. Which best describes the Coriolis Effect?
A. As cool air warms up, it rises, and as warm air cools down, it sinks, creating a breeze.
B. As the Sun rises and sets, the path of the wind all over Earth changes direction.
C. As it spins on its axis, the Earth pulls the wind and causes it to blow in a curved path.
D. As the air pressure on the Earth’s poles changes, the wind at the Equator becomes stronger
7. Which kind of wind blows across most of the United States?
A. Polar Easterlies
B. Prevailing Westerlies
C. Trade Winds
D. Polar Windbacks
Study Jams on Air Masses and Fronts.
1. What is an air mass?
A. A place where weather always changes in an extreme way.
B. A large body of air with the same temperature and moisture.
C. Any kind of cloud that produces rain, sleet, snow, or hail.
D. Any kind of air, as long as it is always wet and freezing.
2. What forms when two air masses meet and create weather?
A. A formation
B. Warm air
C. A front
D. A tornado
3. When a cold air mass crashes into a warm air mass, which kind of front is formed?
A. Cold front
B. Warm front
C. Hot front
D. Polar front
4. Why does a warm front usually bring a light and steady rain?
A. Warm fronts bring extremely low air pressure.
B. Weather that is not intense always happens at any kind of front.
C. A warm air mass violently crashes against a cold air mass, so the weather is wet.
D. A warm air mass slowly climbs up over the cold air mass, so the weather is less intense.
5. Which kind of front usually forms long, thin stratus clouds?
A. Polar front
B. Cold front
C. Warm front
D. Hot front
6. What is similar between the two kinds of maritime air masses?
A. Amount of moisture in the air
B. Temperature of the air mass
C. Geographic location
D. Types of clouds they form
7. What would most likely happen if a continental polar air mass clashed with a continental tropical air
mass?
A. The clouds would disappear, and the day would become clear and sunny.
B. Cumulus clouds would form, and a big thunderstorm would occur.
C. Stratus clouds would form, and they would make the day warmer.
D. Clouds would form, and they would bring light and steady rainfall.
Study Jams on Severe Storms.
1. When do storms form?
A. When rain is really needed.
B. When the air is dry.
C. When the sun goes down.
D. When air masses with different temperatures, humidity, and air pressure meet.
2. What do tornadoes and hurricanes have in common?
A. Wind speeds
B. Where they form
C. Their shape
D. All of the above
3. Which of these describes the eye of a hurricane?
A. The part of the hurricane where the temperatures are the lowest
B. The outer edge of the hurricane
C. The calm center where the winds are light and the sky is clear
D. The violent center of the hurricane where the winds are the highest
4. How fast can wind speeds get inside a tornado?
A. 30 mph (48 km/h)
B. 0.03 mph (0.05 km/h)
C. 125 mph (201 km/h)
D. 300 mph (483 km/h)
5.
At what point do hurricanes weaken?
A. When they reach land
B. When they interact with a tornado
C. When the eye of the hurricane closes
D. When the temperature drops
6. Where do most tornadoes occur?
A. In the West, in “Tornado Valley”
B. In the Midwest, in “Tornado Alley”
C. On the East coast
D. In the Northwest
7. What three conditions must a winter storm meet in order to be considered a blizzard?
A. 4 miles of visibility, ice, and 35 mph (56 km/h) winds for any 3 hours during the day.
B. ¼ mile visibility and at least 12 feet of snow or ice.
C. ¼ mile of visibility, snow or ice, and 35 mph (56 km/h) winds for at least 3 hours in a row.
D. Limited visibility, at least an hour of snow, and weather advisory notices.
Study Jams on Seasons.
1. What does it take the Earth one year to complete?
A. Tilting its axis north and south
B. A revolution around the Sun.
C. Receiving energy from the Sun.
D. A rotation around its axis.
2. What is the Earth’s path around the Sun called?
A. Orbit
B. Axis
C. Season
D. Hemisphere
3. What is the Earth’s axis?
A. One half of the Earth, either northern or southern
B. The part of the Earth that receives rays from the Sun.
C. The line that goes through the centre of the Earth
D. The direction the Earth moves around the Sun.
4. What causes different seasons?
A. The Earth’s distance from the Sun.
B. The size of the Sun.
C. The direction of orbit.
D. The tilt of the Earth’s axis.
5. Which hemisphere is the United States in?
A. Southern Hemisphere
B. Northern Hemisphere
C. Summer Hemisphere
D. Winter Hemisphere
6. What causes night and day?
A. The Earth orbiting around the Sun.
B. The moon orbiting around the Earth.
C. The Earth’s rotation on its axis.
D. The Earth’s tilt toward the Sun.
7. Where are the biggest angles of the Sun’s rays that hit the Earth?
A. Hawaii
B. North Pole
C. South Pole
D. Equator
Study Jams on Weather Instruments.
1. You live in Pennsylvania and are getting ready to vacation in California. How can you find out the
weather I California?
A. By reading your barometer.
B. By checking the hygrometer.
C. By looking out the window.
D. By looking at a weather map.
2. Your local meteorologist announces that the humidity today is at 95%. What does this mean?
A. The air pressure is very low.
B. There is a high chance of getting snow.
C. There is a great deal of moisture in the air.
D. The air is very dry.
3. What does a hygrometer measure?
A. Temperature
B. Humidity
C. Air pressure
D. Wind speed
4. How does an anemometer work?
A. Small cups spin in the wind, and it measures how fast they go.
B. It determines how heavy the air is, and then it predicts storms.
C. Rain or snow falls onto it, and it measures how much there is.
D. It catches the wind and points in the direction the wind is blowing.
5. Which instrument measures air pressure?
A. Thermometer
B. Anemometer
C. Hygrometer
D. Barometer
6. Why does low air pressure usually indicate bad weather?
A. It puts people in low spirits.
B. Storms form in low pressure.
C. It means cold weather is coming.
D. The humidity is always low.
7. Why do scientists need to be careful where they place a rain gauge?
A. The rain gauge is a delicate instrument with many breakable parts all over it.
B. A rain gauge cannot be placed in any area that gets a lot of precipitation.
C. A rain gauge has sharp edges that can cut scientists’ hands.
D. If the gauge is blocked from rain, it won’t accurately measure the amount of rain.