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Physics

Which process produces rising air when mountains push the air upward? A. orographic lifting B. localized convective lifting C. frontal wedging D. convergence

Eric Morgan

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To increase power, it is necessary to decrease the work being done and decrease the time in which the work was completed. increase the work being done or decrease the time in which the work is completed. increase the work being done and increase the time in which the work was completed. decrease the work being done and increase the time in which the work is completed. B or something else?

Theresa Perry

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Nuclear energy is an alternate energy source produced from atomic reactions. True or False

Carlton Burgess

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What law does static electricity illustrate? A.Ohm's Law B. Law of Conservation of Motion C. Law of Conservation of Energy D. Law of Conservation of Change

Dana Keller

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A compunds whose empirical formula is xf3 consists of 65% f by mass. what is the atomic mass of x

Kaitlin Dean

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When asked to describe resistance you say, "It is an object's ability to

Samantha Barber

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What type of energy is present in a barbell being lifted or a shot-put being thrown?

Ross Pratt

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What do electric forces between charges depend on? A. the quantity of charge involved B. how far apart the charges are. C. both a. and b. D. none of the above

Roger Moore

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Unlike fossil fuels, biomass fuels _____. A-are not products of living things B-are renewable resources C-do not release carbon dioxide D-are buried beneath the surface

Blair Lewis

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Without the skeletal system, the body could not fight off infection. Please select the best answer from the choices provided. T F

Alexa Spicer

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Which set of shapes contains members that are always similar to one another? trapezoids isosceles triangles equilateral triangles rectangles pentagons

Curtis Rhodes

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How many atoms are in a sample of 1.83 moles of potassium (K) atoms? A) 3.04 × 10-24 atoms K B) 3.29 × 1023 atoms K C) 1.10 × 1024 atoms K D) 6.02 × 1023 atoms K

Brandon Scott

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If we want to describe work, we must have a. an action which causes no movement or reaction. b. a force and a movement in the opposite direction of the force. c. a force and a movement in the same direction as the force. d. an action which causes movement and an opposite reaction.

Blair Lewis

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Which correctly describes how contributions are made to the Presidential Election Campaign Fund?

Donald Ward

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The more spread out a light is, the softer the light will become. True or false ?

Ralph Lopez

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Which statement best describes the formation of diamonds? A. Diamonds form in talc under very low pressure. B. Diamonds form in talc under very high pressure. C. Diamonds form in kimberlites under very low pressure. D. Diamonds form in kimberlites under very high pressure. I'm pretty sure the answers not D though

Mindee Nelson

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The average speed of oxygen molecules in air is about _____.. . . a.1700 km/h . b.17,000 km/h . c.170 km/h . d.0 km/h . .

Craig Stewart

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Which type of rock can most easily be split into thin sheets?

Ross Pratt

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The Earth's place in space can be described as _________. A. second planet from the sun in the Milky Way Galaxy B. third planet from the sun in the Milky Way Galaxy C. fourth planet from the sun, near Alpha Centauri D. an elliptical orbit around the sun in the Andromeda Galaxy

Kathy Robinson

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Minerals mined for titanium are

Jeffrey Rodriguez

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Which of the following statements describes the interaction between magnetic poles? A. Like poles attract each other. B. Like poles repel each other, and opposite poles attract each other. C. Opposite poles repel each other. D. Like poles attract each other, and opposite poles repel each other.

Ashley Howard

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Select the statement that correctly describes how light travels.. -Light cannot travel in a vacuum because it travels slower when the light source is moving. . - Light cannot travel in a vacuum because the light source is stationary. . - The speed of light, traveling in a vacuum, will not change if the light source is moving. . - Light traveling in a vacuum changes speeds when the light source moves. .

Justin Parker

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What are the two main functions of forming concepts?

Kristi Hammond

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What is the speed of a wave with a frequency of 2 Hz and a wavelength of 87 m? 0.023 m/s 43.5 m/s 89 m/s 174 m/s

Samantha Barber

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The distance between stars is typically measured in

Mindee Nelson

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Which of the following statements is true about a current-carrying wire in a magnetic field

William Cain

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Study the electron dot diagrams in Figure 1 above. Which two elements are most likely to react and form a compound? What type of compound are they likely to form? Download png

Deborah Edwards

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When a wave moves, what happens to the medium? (Points : 1) It moves up and down or back and forth, but it does not move forward with the wave. It moves forward with the wave. It moves only perpendicular to the energy of the wave. It moves only parallel to the energy of the wave.

Justin Parker

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When two stars are bound together gravitationally and orbit a common mass, they're known as A. constellations. B. meteoroids. C. galaxies. D. binary stars.

Ralph Lopez

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Democritus thought that matter was made of tiny particles A. of earth, air, fire, and water. B. that could not be divided. C. that could be divided. D. that were all round and smooth.

Megan Page

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What happens to an iron bar when it is placed within the coils of a solenoid? It induces a current. It stops the current. It becomes a magnet. It loses its magnetism.

Tara Andrews

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Why did President Franklin D. Roosevelt establish Social Security?

Ashley Howard

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Which of the following angles is not coterminal with the other three? a. 591° b. 231° c. 51° d. –129°

Kyle Mckinney

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Which of the following balances is affected by the local force of gravity? A) Beam balance B) Analytical balance C) Spring balance

Whitney Matthews

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Which property of the sound wave undergoes a change with an increase in its energy?

Daniel King

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What is the fundamental frequency of a particular medium ?

Jeremy Wood

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If you have an effusive personality, then it __________ of you. motor oil will __________ across the gravel if it spills out of the can.

Whitney Matthews

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The bright lines of an emission spectrum are the result of _____.

Theresa Perry

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Which of the following is NOT an appropriate result of healthy stretching? a. tension in the muscles b. a slight burning sensation c. muscle pain d. increased range of motion

Craig Stewart

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Which of the following was formed from leftovers in the solar system? the comet the planets in the upper left corner the sun the planets to the right of the sun

Timothy Norman

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Which statement correctly describes a property of white light?. . A. It makes all objects appear white.. . B. It contains different wavelengths of visible light.. . C. It allows light waves to be transmitted.. . D. It contains all waves on the electromagnetic spectrum.

Alexa Spicer

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Thunderstorms form when warm humid air rises in a(n ____

Cynthia Baker

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How does volcanic ash in earth's atmosphere affect solar radiation?

Justin Parker

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Which surface winds blow between the subtropical high and the equator A) trade winds B) polar easterlies C) sea breezes D) westerlies

Craig Stewart

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About 99% of the atmosphere is composed of a. argon and carbon dioxide. b. nitrogen and water vapor. c. oxygen and carbon dioxide. d. nitrogen and oxygen.

Heather Maxwell

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Which would be the best way to represent the concentration of a 1.75 M K2CrO4 solution

Kaitlin Dean

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Without the greenhouse effect the Earth would be _______ than it is today. a. warmer b. drier c. colder d. wetter

Heather Maxwell

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Which best describes how heat energy moves within a system?

Jeffrey Rodriguez

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