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100
If waves erode the soft rock along the base of a steep coast, the result may eventually be a landform called a: a. spit b. fiord c. headland d. wave-cut cliff
What is D. wave-cut cliff?
100
The process by which wind removes surface materials is called: a. abrasion b. plucking c. deflation d. inflation
What is C. deflation?
100
One useful tool that may help a scientist interpret data by revealing unexpected patterns is a: a. variable b. graph c. theory d. law
What is B. graph?
100
In this set of data: 24, 21, 31, 24, 25, the number 24 is the: a. mean b. median c. mode d. range
What is C. mode?
100
What does it most likely mean if a graph shows no identifiable trends? a. there are more than 2 variables b. the graph has no use or value c. there is no relationship between the variables d. there is a strong relationship between the variables
What is C. there is no relationship between the variables?
200
You measure the length of a string 3 times and get values of 34.0 cm, 34.1 cm, and 34.2 cm. The actual length is 39.0 cm. What can you say about your measurements? a. they are accurate but not precise b. they are precise but not accurate c. they are both accurate and precise d. they are neither accurate nor precise
What is B. They are precise but not accurate?
200
Trying to explain why tides occur on Earth is an example of: a. making a prediction b. carrying out an experiment c. applying scientific inquiry d. making a classification
What is C. applying scientific inquiry?
200
Density can be determined by using the formula: a. density = mass/volume b. density = volume/mass c. density = mass X volume d. density = mass + volume
What is A. density = mass / volume?
200
Heat transfer between 2 substances that are in direct contact is called: a. conduction b. thermal energy c. convection d. radiation
What is conduction?
200
What percent of our atmosphere is made up of gases other than oxygen and nitrogen? a. 5% b. 1% c. 10% d. 2%
What is B. 1%?
300
Earth's rotation makes global winds curve. This is called the: a. convection effect b. global effect c. Coriolis effect d. rotational effect
What is C. Coriolis?
300
An aneroid barometer is different from a mercury barometer...how? a. measures temperature b. uses alcohol instead of mercury c. does not contain a liquid d. is sensitive to air pressure changes
What is C. does not contain a liquid?
300
Sea and land breezes over a large region that change direction with the seasons are called: a. savannas b. prevailing westerlies c. monsoons d. doldrum winds
What is C. monsoons?
300
Air has pressure because: a. the stratosphere is thick b. air has mass c. wind moves the air d. temperature warms the air
What is B. air has mass?
300
The sun's rays are LEAST direct: a. near the poles b. near the equator c. at high altitudes d. far from the ocean
What is A. near the poles?
400
What kind of weather would a continental tropical air mass that formed over northern Mexico bring to the southwestern United States? a. rainy and cold b. warm and moist c. cold and moist d. hot and dry
What is D. hot and dry?
400
Two conditions are required for cloud formation: cooling of the air and: a. evaporation of fog b. a swirling jet stream c. the presence of particles in the air d. certain sized water droplets
What is C. the presence of particles in the air?
400
To find out why bread left on the kitchen counter eventually molds is an example of : a. using scientific inquiry b. developing a theory c. making a prediction d. collecting data
What is A. using scientific inquiry?
400
Which of the following describes an example of the atmosphere acting as a system? a. its layered structure b. global wind patterns c. its composition d. deep ocean currents
What is B. global wind patterns?
400
Local winds differ from global winds because they: a. are caused by unequal heating within a small area b. are caused by differences in cloud cover c. are due to unequal rainfall d. are not influenced by air masses
What is A. are caused by unequal heating within a small area?
500
Very high feathery clouds are called: a. stratus clouds b. cumulonimbus clouds c. cirrus clouds d. nimbostratus clouds
What is C. cirrus clouds?
500
On average, a snowfall of 20 centimeters would equal a rainfall of: a. 1 centimeter b. 2 centimeters c. 3 centimeters d. 4 centimeters
What is B. 2 centimeters?
500
The less mass in a given volume of air, the: a. more the air weighs b. greater the air pressure c. more dense the air d. less dense the air
What is D. less dense the air?
500
The climate on the leeward side of a mountain differs from that on the windward side mostly in: a. the strength of the winds b. the direction of the winds c. the angle of sunlight d. the amount of rainfall
What is D. the amount of rainfall?
500
The prevailing westerlies, the major wind belts over the continental United States, generally push air masses from: a. east to west b. west to east c. north to south d. south to north
What is B. west to east?
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