5 Written Questions

1. the movement of energy through substances in longitudinal waves; produced when a force causes an object or substance to vibrate
2. circular currents or movement within a liquid or gas due to diferent densities of the hotter and cooler parts
3. the continuous process of rocks changing from one type to another
4. energy stored in objects by the application of a force
5. an orbital motion which is really bakwards relative to normal orbital motions

5 Matching Questions

1. cold front
2. pangea
3. galaxy
4. fossil fuels
5. barometer

1. a front that is formed as a cold air mass moves into a warm air mass
2. b organic fuels that contain the stored radiant energy of the sun converted to chemical energy by plants or animals that lived milllions of years ago
3. c a hypothesis by Alfred Wegener, all the continents formed one land mass, or a "supercontinent"
4. d a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction
5. e any intrument that measures changes in air pressure; measured in millibars

5 Multiple Choice Questions

1. continental drift, plates are in constant slow motion
   1. plate tectonics
   2. asteroid
   3. meteorite
   4. geocentric
2. an energy source that can be replinished in a short period of time
   1. generator
   2. air pressure
   3. renewable resources
   4. recharge zone
3. measures air temperature; closed tube with alcohol or mercury; when air heats the liquid, it expands and moves up the tube, a scale shows the temperature
   1. thermal
   2. phychrometer
   3. thermometer
   4. barometer
4. the law that states that an object at rest will remain at rest until an outside force acts upon it, or an object in motion will remain in motion until an outside force acts upon it
   1. meteor
   2. shearing
   3. inertia
   4. irregular
5. the water given off through the leaves through water vapor (evaporation)
   1. evaporation
   2. transpiration
   3. gravitational
   4. generator

5 True/False Questions

1. ingneous rock → type of rock that is changed through the cooling of lava

   True        False

2. convection current → circular currents or movement within a liquid or gas due to diferent densities of the hotter and cooler parts

   True        False

3. hydrogen power → a source of energy that converts hydrogen to electricity

   True        False

4. oceanic crust → front where warm air mass is caught between two cold air masses; causes weather that is cloudy, rainy, or snowy

   True        False

5. inner planet → a sudden eruption of hydrogen gas on the surface of the sun, usually associated with sunspots and accompanied by a burst of ultraviolet radiation that is often followed by a magnetic disturbance

   True        False