Physics

A 14-foot boat operating under oars after dark must show what color light to prevent a collision

Donald Ward

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If we decrease the distance an object moves we will

Ashley Howard

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As an electron approaches a proton, the electric force of attraction A. decreases B. increases C. remains the same

Ramon Kelly

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With his Square Deal, Theodore Roosevelt hoped to a. help pull the United States out of the Great Depression. B. increase the influence and power of the United States among the nations of the world. C. keep the wealthy and powerful from taking advantage of small business owners and the poor. D. help business trusts remain competitive.

Kaitlin Dean

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Alloys have the characteristic properties of which class of elements

Ross Pratt

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How does the charge of a particle affect the direction in which the particle is deflected in a magnetic field?

Victoria Fowler

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For most people, the majority of their total energy expenditure is from their basal metabolism energy intake physical activity thermic effect of food

Melissa Norris

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If you turn your left glove inside out, it will fit your right hand true or false

Carlton Burgess

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What is the best way to dry a thermometer servsafe?

Mindee Nelson

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Occurs when fuel rods produce too much heat

Kristi Hammond

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The ability to regulate the amount of charge flowing in a circuit is Pennfoster: (A. resistance.) B. direct current. C. alternating current. (D. voltage.)

Samantha Barber

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What element x is most likely to react to form the compound xf5?

Tara Andrews

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The concentration of atmospheric carbon dioxide is currently decreasing due to human activities. TRUE OR FALSE?. .

Craig Stewart

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A magnifying glass is an example of which type of microscope?

Timothy Norman

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The ultimate source of energy that drives wind power is __________. view available hint(s) the ultimate source of energy that drives wind power is __________. the sun friction between the earth's plates, produced by plate tectonic movements and earthquakes ocean currents differences in the temperature of the earth's surface because of internal heating by magma, which occasionally rises to the surface in volcanoes

Deborah Edwards

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On outboard boats, the capacity plate provides a horsepower rating. what does this rating mean?

Jeffrey Rodriguez

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A laser pointer used in a lecture hall emits light at 650 nm what is the frequency

Amanda Johnson

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You have a pumpkin of mass m and radius r. the pumpkin has the shape of a sphere, but it is not uniform inside so you do not know its moment of inertia. in order to determine the moment of inertia, you decide to roll the pumpkin down an incline that makes an angle θ with the horizontal. the pumpkin starts from rest and rolls without slipping. when it has descended a vertical height h, it has acquired a speed of v = √(5gh/4).

Theresa Perry

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During nuclear fission and fusion matter that seems to disappear is actually converted into

Annie Barnes

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How many shifts must you work if you wish to wash 10 loads of laundry? express your answer numerically as an integer?

Samantha Barber

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How much energy does the electron have initially in the n=4 excited state?what is the change in energy if the electron from part a now drops to the ground state?

Donald Ward

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It is the same distance from second base to first base, and from second base to third base. The angle formed by first base, second base, and home plate has the same measure as the angle formed by third base, second base, and home plate. What can you conclude about the distance from first base to home plate, and from home plate to third base? Explain. ...?

Kristi Hammond

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Magma that cools and crystallizes on Earth's surface forms A. quartz. B. marble. C. intrusive rocks. D. extrusive rocks.

Jeffrey Rodriguez

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Two meteoroids are heading for earth. their speeds as they cross the moon's orbit are 1.0 km/s . part a the first meteoroid is heading straight for earth. what is its speed of impact?

Mindee Nelson

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If the organ pipe is cut in half, what is the new fundamental frequency? if the organ pipe is cut in half, what is the new fundamental frequency? 4f0 2f0 f0 f0/2 f0/4

Jeffrey Rodriguez

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Which of the following energy sources is expected to have the highest rate of consumption in 2030? a. coal b. natural gas c. nuclear d. renewable energy

Cynthia Baker

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Which of the following is a myth about water conservation? a. An important part of water conservation is preventing water pollution. b. Buying bottled water conserves more water than drinking from the tap. c. Air-drying clothes conserves more water than using an electric clothes dryer. d. A front-loading washing machine uses less water than a top-loading washing machine.

Carlton Burgess

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In a compound, chemical energy is contained in the

Bethany Evans

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Which of the following is a typical product of nuclear fission? a. oxygen b. carbon dioxide c. radiation d. water

Kevin Sutter

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9. The three types of stress that act on Earth's rocks are compression, tension, and A. strain. B. shear. C. tephra. D. shale.

Donald Ward

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Can track storms at different altitudes

Caroline Campbell

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Which of the following statements are true about metallic bonds? A. Metallic bonds hold together atoms with somewhat similar electronegativities. B. Metallic bonds hold together two atoms of two different nonmetals. C. Metallic bonds exist between two atoms of the same element. D. Metallic bonds hold together a water molecule.

Timothy Norman

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1. What length of time does the geologic time scale cover? a. 2.0 million years b. 4.6 billion years c. 20.5 billion years D. 10.1 million years 2. The largest expanse of time on the geologic time scale is the____. a. Eon b. Epoch c. Era d. Period 3. Which eon of the geologic time scale means "visible life"? a. Phanerozoic b. Proterozoic c. Hadean d. Archean

Nicholas Rivera

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Astrology is the study of the Earth, Moon, and Stars in space. true or false

Brandon Scott

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Fusion occurs in the _______ of the Sun, where the pressure and temperature are very high. a. photosphere b. core c. chromosphere d. solar wind

Kaitlin Dean

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A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Justin Parker

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Which best illustrates the way in which radiation transfers thermal energy? (in order from top to bottom) A. B. C. D. Download png

Annie Barnes

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Which sentence contains italicized words that are used as an infinitive phrase? A. Kelly went to the grocery store. B. Tom went there for some flour. C. Mark wanted to go, but not today. D. Jane parked her car behind a truck.

Timothy Norman

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Which one of the following environments will sound not travel through? A. Liquid B. Gas C. Solid D. Vacuum

Megan Page

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Magnetic reversals have helped to support a. the theory of Pangaea. c. sea-floor spreading. b. the age of the Earth. d. the theory of Gondwana.

Daniel King

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The nuclear mass of 48ti is 47.9359 amu. calculate the binding energy per nucleon for 48ti.

Eric Morgan

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What adaptation does a wood frog have that enable it to survive in deciduous forest ?

Justin Parker

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Distance measurements based on the speed of light; used for objects in space

Justin Parker

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There are no negative consequences to using nuclear energy. Please select the best answer from the choices provided a. True b. False

Caroline Campbell

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A doctor diagnoses a man with an acute strain. Which job is most likely to cause an acute strain? furniture mover bank teller baseball player heart surgeon

Megan Page

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22. The main difference between speed and velocity involves A. direction. B. weight. C. distance. D. gravity.

Blair Lewis

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What is the length of the shortest open-closed tube needed to produce this frequency?

Jeffrey Rodriguez

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Which characteristic of life best describes the process of photosynthesis? using energy containing cells reproducing growing and developing

Annie Barnes

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Which type of electromagnetic radiation cannot be focused?

Amanda Johnson

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