Paleontologists have found that older rocks contain fossils of organisms more (simple or complex) than those alive today.
What is simple.
100
About 260 million years ago, Earth's continents moved together to form the supercontinent called
What is Pangaea.
100
Compared to P waves and S waves, surface waves move (faster or slower).
What is slower.
100
A giant wave of water approaching the shore as a result of n earthquake is called a
What is tsunami.
100
Explain why fossil fuels are a nonrenewable resource.
What is they take hundreds of millions of years to form.
200
Provide an example of a biomass fuel.
What is wood, corn, sorghum stalks, etc.
200
Specific sources of pollution that can be identified.
What is point source pollution.
200
A possible explanation for a set of observations or answer to a scientific question is called a
What is a hypothesis.
200
During an experiment, if you purposely change the temperature to test a hypothesis, the temperature is called the __________ variable.
What is the manipulated / independent variable.
200
In science, a hypothesis must be _________.
What is testable.
300
The part of the Earth system that includes Earth's solid, rocky, outer layer.
What is the lithosphere.
300
The transfer of energy through empty space.
What is radiation.
300
A place where 2 plates slip past each other, moving in opposite directions is known as a
What is a transform boundary.
300
When all the grains in a rock are large and easy to see it is called ___________ grained. Also provide an example.
What is course grained. granite
300
The most abundant intrusive rock in continental crust.
What is granite.
400
The instrument used to measure air pressure.
What is a barometer.
400
The lowest and shallowest layer of the atmosphere.
What is the troposphere.
400
The ozone layer is found in the ___________.
What is the stratosphere.
400
Nearly half the pollution caused by burning fossil fuels comes from
What is motor vehicles.
400
The two main parts of a psychrometer. Also, what does a psychrometer measure.
What is wet bulb and dry bulb thermometers. Measures relative humidity
500
Describe the volcanic eruption that would occur if the magma chamber was high in silica.
What is explosive (since the magma is thick).
500
Explain what happens during a cold front.
What is a rapidly moving cold air mass overtakes a slowly moving warm air mass.
500
Draw and correctly label a warm front, cold front, and a stationary front.
What is (cold front has triangles on one side, warm front has semicircles on one side, stationary front alternates triangles on one side and semicircles on the other).
500
Which wind belt influences weather in north america? What direction does the wind blow from and to?
What is the prevailing westerlies push wind/air masses from the west to the east.
500
What type of weathering is ice wedging? How does it break rock into smaller pieces?
What is mechanical weathering by freezing of water inside cracks of rocks then thawing. (freezing and thawing)