Test Answers on Earth Science Flashcards

The target of an x-ray tube is made of what metal? Tungsten Why is an x-ray tube immersed in oil? Insulation What causes most x-ray failures? excessive heat What types of primary radiation is produced when the x-ray tube boltage is below 70? Bremsstrahlung What type of motor drives the rotating anode? Induction Which part […]

According to the power point lecture, what is the difference between an ecstatic experience and a religious experience? one transforms your life and the other does not Belief in many gods is called _____. polytheism Pantheism is the belief… that all reality is divine In religious studies, the word myth means… a story that is […]

1. To discard an old computer safely, put it in a landfill. F 2. Application software serves as the interface between the user, the system software, and the computer hardware. F 3. Programmers develop programs or write the instructions that direct the computer to process data into information. T 4. The distinction among categories of […]

Every installed device requires a device driver to control the device. T or F True A 32-bit driver can be used in a 64-bit operating system. T or F False The official standard for USB interfaces is called IEEE 1394. T or F False A KVM switch allows you to use one monitor, mouse, and […]

Windows Disk Cleanup is the utility to use whenever you want to defragment you hard drive. False Windows needs free space on the hard drive for normal operation, for defragmenting the drive, for burning CDs and DVDs, and for a variety of other tasks, so it’s important to delete unneeded files. True Defragmenting is not […]

Term Definition desert an extremely dry area plateau a large,flat,elevated area of land dune a hill of sand oasis an water source in the desert plain a nearly flat area hill a rounded,elevated area of land lake an inland body of water forest an area of densely wooded land river a natural flow of water […]

The age of the solar system can be established by radioactive dating of… The oldest meteorites In essence, the nebular theory holds that: our solar system formed from the collapse of an interstellar cloud of gas and dust Which of the following types of material can condense into what we call ice at low temperatures? […]

The area that holds all the instructions the computer needs to start up when it is powered on is ________. ROM In databases, a category of data is called a ______ field ________ is the maximum speed at which data can be transferred between two nodes bandwidth ________ is concerned with the design and arrangement […]

B 1) Which has the greater mass? A) a king-size pillow B) an automobile battery C) neither – both have the same C 2) A kilogram is a measure of an object’s A) weight. B) force. C) mass. D) gravity. E) center of mass. D 3) Compared to a 1-kg block of solid iron, a […]

True T/F Electronic components in computers process data using instructions, which are the steps that tell the computer how to perform a particular task False T/F Screens for desktops cannot yet support touch False T/F Smaller applications, such as home, typically use a powerful, expensive server to support their daily operations True T/F Smartphones typically […]

When planning to pass an other vehicle, you should Not count on other drivers making room for you. Allow extra space in front of your vehicle when following a: Motorcycle. When changing lanes on a freeway, you should: Signal for at least five seconds. A police officer is signaling you to continue driving through a […]

5.21 cm is the same distance as A) 0.0521 m B) 52.1 dm C) 5.21 mm D) 0.00521 km E) 5210 m 0.0521 m How many centimeters are there in 57.0 in.? A) 22 cm B) 0.0445 cm C) 145 cm D) 22.4 cm E) 140 cm 145 cm The amount of space occupied by […]

What is a scientist? Someone who uses the processes of science to find answers about how and why things work in the world, in the observable universe. What are two influences that the ocean make on the earth? The two influences the ocean has on the earth is the weather and world climate patterns (how […]

Another name for Latitude lines Parallels Another name for Longitude lines Meridians Prime Meridian 0 degrees International Dateline 180 degrees Define: Heading Direction you are actually going Define: Bearing Direction your destination lies in relation to your starting point How many nautical miles are in 1 degree? 60 nautical miles How many statute miles are […]

Aqua A NASA satellite designed to obtain data on Earth’s water cycle. Challenger expedition The first wholly scientific oceanographic expedition, 1872-1976; named for the steam corvette used in the voyage. Meteor expedition German Atlantic expedition begun in 1925; the first to use an echo sounder and other modern optical and electronic instrumentation. TOPEX/Poseidon Joint French-U.S. […]

Intertidal The shallow zone of the ocean where land meets water, which is alternately covered or exposed by the tied Sublittoral Benthic zone from the low-tide line to the seaward edge of the continental shelf; the subtidal zone. Bathyal Pertaining to ocean depths between approximately 1000 and 4000 meters. Abyssal benthic environment between 4000 m […]

Physical, Chemical, Biological, Geological Oceanography 4 disciplines of Oceanography Oceanography study of our oceans resource, travel/commerce, part of our environment how we view the oceans pacific islanders (polynesians) best at early navigation, made shell and stick diagrams shell and stick diagrams constructed by pacific islanders (polynesians) from astute observations on islands and wave patterns/wind direction […]

air mass A large mass of air with nearly uniform temperature, humidity, and density throughout. atmosphere The envelope of gases that surround a planet and are held to it by the planet’s gravitational attraction. atmospheric circulation cell Large circuit of air driven by uneven solar heating and the Coriolis effect. Three circulation cells form in […]

Deep Ocean Currents an ocean current formed when cold water flows underneath warm water. Surface Currents a horizontal movement of the ocean water and is caused by wind and that occurs near the top of the surface of the water. Coriolis Effect the effect of Earth’s rotation on the direction of winds and currents. Deflect/Deflection […]

What is Marine Science? The process of discovering the facts, processes, and unifying principles that explain the nature of the oceans and their associated life forms. What is Oceanography? The study of the water in the ocean, the life within it, and the solid earth beneath it. What are the four main branches of oceanography? […]

Asthenosphere Partially melted, plastic-like portion of the upper mantle. Mesosphere Mantle Bathymetry The measurement of depth of the ocean. Lithosphere The rigid, brittle portion of the Earth’s structure. Seismicity Distribution, magnitude and frequency of earthquakes in an area. Lithosphere Least dense layer of the Earth. Lithosphere Thinnest layer of the Earth. Lithosphere Made up of […]