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Physics

Which of the following statements concerning language development is not correct? A. Toddlers will often make errors in their early attempts at using words. B. A toddler’s early words often represent more objects than actions. C. Children generally learn more nouns before verbs. D. Toddlers can often speak more words than they can understand.

Megan Page

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What potential difference is required to cause 4.00 a to flow through a resistance of 330 ω?

Bethany Evans

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Jim measures the side of a box and finds it to be 0.564 meters long. How long is it in centimeters?

Kristi Hammond

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How is energy related to the change of state represented by the model? Atoms gain energy as a solid changes to a liquid. Atoms gain energy as a solid changes to a gas. Atoms lose energy as a solid changes to a liquid. Atoms lose energy as a solid changes to a gas.

Jodi Brooks

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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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What is true at STP?. . A) Temperature is 300 Kelvin.. . B) One mole of gas occupies a volume of 22.4 liters.. . C) Pressure is 101 atmospheres.. . D) Volume is 24 liters.

Roger Moore

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Which of the following is a characteristic of a lever action firearm? A, To load a cartridge from the magazine, grasp the lever and swing it down and away from you. B, To load a cartridge, push on the chamber-release lever and pivot the barrel down C, It comes with a detachable magazine which can be removed from any point D, A new cartridge is loaded automatically once the trigger has been pulled and a round is firedDownload png

Brandon Scott

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Which one of the following temperatures is equal to 5°c? a. 0 k b. 465 k c. 278 k d. 41 k

Jeremy Wood

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How many total atoms are in one molecule of lithium nitrate, LiNO3?

Chelsea Hayes

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Volcanologists and seismologist are specialzed in what

Jennifer Patterson

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The emission of a Beta particle has the effect of? Decreasing mass by one unit Increasing mass by one unit No change in mass Adding a proton to the nucleus Adding a proton of zero mass to the nucleus

Jodi Brooks

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What is the mass number of an atom with 5 protons and 7 neutrons?

Donald Ward

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The more a solute is ? in a solution, the quicker the solute will dissolve.

Carlton Burgess

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Submerged basaltic volcanoes that are higher than 1 km are called

Annie Barnes

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If zak's speed is 3.00 m/s when he starts to slide, what distance d will he slide before stopping? express your answer in meters.

Dana Keller

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Science is two things. Describe what those two things are.

Kristi Hammond

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26.) A 20-N force applied to the to the handle of a door produces a 44-N output force. What is the AMA of the handle? Show your work. please help me asapcan someone please help me like now

Nicholas Rivera

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How could you reorganize Table 2-2 so that the data would be more useful?

Ramon Kelly

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Who speaks the line "Lord, what fools these mortals be"? A. Mustardseed B. Puck C. Oberon D. Cobweb

Jeffrey Rodriguez

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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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Which of these experiments tests a chemical property of an object?? A.heating the object to determine its melting point B.shining a bright light on the objects and testing for decomposition C. placing the object in the water to see if it dissolves D. trying to lift the objects with a magnet

Justin Parker

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How does a fluke-style anchor hold a recreational boat in place?

Amanda Johnson

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Unlike images produced by a convex spherical mirror, images produced by concave spherical mirrors A. are always going to be displayed upright, not inverted. B. can be real or virtual depending on the object's placement. C. are located only by the mirror. D. are always going to be virtual.

Brandon Scott

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A cell is _______ if it lacks a nucleus and membrane-bound organelles. A. autotrophic B. prokaryotic C. eukaryotic D. heterotrophic

Chelsea Hayes

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7. Kepler’s Third Law of Orbital Motion states that you can approximate the period P (in Earth years) it takes a planet to complete one orbit of the sun using the function , where d is the distance (in astronomical units, AU) from the planet to the sun. How many Earth years would it take for a planet that is 6.76 AU from the sun? 15.23 17.58 154.46 3.58

Ashley Howard

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What causes a satellite to move tangentially to a circular path?

Kristi Hammond

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Which type of electromagnetic radiation cannot be focused? A. Gamma rays B. X-rays C. Infrared D. Ultraviolet

Annie Barnes

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Calculate the heat when a 250 g sample of water is heated from 15◦c to 100◦ c.

Chelsea Hayes

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All of the following involve waves of electromagnetic energy except _______. A. Sunlight shining on a plant leaf B. The rumble of thunder during a storm C. Radios receiving signals through air D. Whtching videos on a computer screen

Ronald Miller

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The main source of a hurricane's energy comes from _____. heat water wind land

Melissa Norris

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When does a skydiver achieve terminal velocity? A.when gravity equals air resistance B.when gravity is greater than air resistance C.when air resistance acts on the diver and gravity does not D.when gravity acts on the diver and air resistance does not

Theresa Perry

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Alloys have the characteristic properties of which class of elements

Ross Pratt

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A lower bandwidth means more data transmits

Bethany Evans

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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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The force of ________ is the force at which the earth attracts another object towards itself. A. inertia B. friction C. gravity D. momentum

Melissa Norris

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The measure of an object's mass and velocity is called __________. A. gravity B. acceleration C. inertia D. momentum

Jeremy Wood

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The valence electron configurations of several atoms are shown. how many bonds can each atom make without hybridization?

William Cain

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Light demonstrates the characteristics of A. particles only B. waves only C. both particles and waves D. neither particles nor waves

Megan Page

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What shape can be drawn through a solenoid to determine the magnitude of its magnetic field?

Caroline Campbell

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How is information captured in an electronic signal?

William Cain

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There are ____ molecules of air at high elevations, so air pressure is less. a. fewer c. more b. the same number of d. no

Roger Moore

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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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It is impossible to destroy __________. A. motion B. momentum C. energy D. velocity

Caroline Campbell

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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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Which of the following describes the type of wave that transmits sound? . . Disturbance . . Longitudinal . . Propagated . . Transverse . .

Deborah Edwards

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19. Water that flows downhill along Earth's surface is called A. beach hydraulics. B. cycles. C. runoff. D. rain.

William Cain

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Resistance is a force that __________. a. speeds objects up b. slows objects down c. changes an object's inertia d. does not relate to object's motion User: Staying upright during vigorous physical activity is BEST described as having good __________. a. balance b. flexibility c. agility d. reaction time

Megan Page

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What is the best way to dry a thermometer servsafe?

Mindee Nelson

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1)generators convert physical energy into? a. sound waves b. electrical energy c. batteries d. motors

Heather Maxwell

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Wave impact and pressure cause _____

Ramon Kelly

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