Questions and answers by

Rose Roby

Questions (69)

The sun is our most important source of energy. It gives plants the ability to perform photosynthesis and make their own food.
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How does sunscreen work?(1 point)Responses It helps prevent the skin cells from absorbing UV waves/ It helps prevent the skin
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A student puts a piece of black paper and a piece of white paper next to each other in the same sunny spot. After 30 minutes,
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Sort the wave properties to match the wave. Assume the waves have the same amplitude.(6 points) Put responses in the correct
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Write a well-structured paragraph explaining why the ford automobile was significant. This should include a clear topic sentence
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Write a well-structured paragraph explaining why the ford automobile was significant.This should include a clear topic sentence
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How was a Ford automobile used in the industrial revolution? write three sentences about it
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page 19 of 19Slope as Unit Rate Quick Check 5 of 55 of 5 Items Question Use the image to answer the question. An illustration
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Use the image to answer the question.An illustration shows a coordinate plane with the x-axis ranging from negative 9 to 9 in
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Use the image to answer the question.An illustration shows two graphs depicting points per game for players A and B. The first
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Use the image to answer the question.An illustration shows two graphs depicting cost of gasoline per gallon in dollars in store
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Use the image to answer the question.An illustration shows Quadrant 1 of a coordinate plane. The x-axis is labeled Ounces and
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Use the table and image to answer the question.This table shows the price of footballs based on the quantity purchased at Store
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Use the table and image to answer the question.This table shows the number of cookies produced for each cup of sugar used in the
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Use the image and table to answer the question.A line graph is titled as Granny Smith Apples per Pound. The x-axis is labeled
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Use the image to answer the question.A line graph is titled as “Biker A’s Distance Traveled”. The x-axis is labeled
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Use the table and image to answer the question.This table shows the hourly earnings of Employee 1 along with the corresponding
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Use the image to answer the question.A coordinate plane shows the x-axis ranging from negative 9 to 9 in increments of 1 and the
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Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x-axis ranging from
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Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x-axis ranging from
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Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x-axis ranging from
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Graph the equation 9−x=32yusing slope-intercept form.(1 point) Responses An illustration shows a coordinate plane with four
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Write y−2=3/2(x+2)in slope-intercept form.(1 point) Responses y=3/2x+6 y equals Start Fraction 3 over 2 End Fraction x plus 6
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Transform the linear equation 4x−8y=24to slope-intercept form.(1 point) Responses −8y=−4x+24 negative 8 y equals negative
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Write the linear equation 3y=6x−18in slope-intercept form.(1 point) y=[ ]
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Write 0.4x+0.2y=0.6in slope-intercept form.(1 point) y= Remaining
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In which type of story structure does the point of view shift between two or more characters?(1 point)Responses nonlinear
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The phrasedescribes when a story skips around in time, flashing back or flashing forward in a character's life
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QuestionGroups of skydivers need to navigate through the air during a jump to get into a formation. How can skydivers who are
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QuestionA nickel and a sheet of paper, which have approximately the same mass, are dropped at the same time from the same
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Determine if 2.510=?1248or 2.52=?1224 is a proportion.
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You fill your car with 15 gallons of gas at a cost of $45. Using fractional notation, how do you write a proportion that shows
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Solve for xto determine if the equation has one, none, or infinite solutions. 5(2x+2)−7x=3x+6 (1 point) Responses The equation
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Solve for xto determine if the equation has one, none, or infinite solutions. 4x=3(x+5)−15 (1 point) Responses The equation
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Solve for xto determine if the equation has one, none, or infinite solutions. 3(x+2)−6=3x (1 point) Responses The equation has
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Movie Theatre A has a popcorn machine with a 100-gallon capacity, and sells 3 gallons of popcorn per hour. Movie Theatre B has a
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Two machines at a factory are filling cans of soup. One machine has already filled 180 cans of soup, and fills cans at a rate of
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A yoga studio has two participation plans. For the first plan, the cost is $8 per visit. For the second plan, the cost is $40
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Line ABis on the coordinate plane and does not pass through the origin. Line AB is dilated with a scale factor of 3 and a center
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△CDE∼△PQR. m∠C=13° , m∠D=65° . What are the measures of angles P, Q, and R?(2 points) m∠P = ° , m∠Q = ° and
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Use the image to answer the question.A coordinate plane with four quadrants shows an x axis capped with arrows ranging from
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Use the image to answer the question.A coordinate plane with four quadrants showsthe x-axis ranging from negative 4 to 12 in
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Use the table of data for two falling rocks to answer the question.Rock 1 Rock 2 Mass (kg) 2.5 25 Height of Fall (m) 78.4 78.4
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Use the table of criteria for an investigation to answer the question.Object To Be Dropped Drop Height (meters) 10-gram ball 5
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Use the table of data from an investigation on the effect of gravity on falling objects to answer the question.Student Ball 1
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A student wants to know if the effect of gravity is the same on all objects. She follows these steps:Drop a 5-gram ball, a
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Use the table of data from an investigation to answer the question.Mass of ball (grams) Time to hit ground (seconds) 10 1.02 15
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Use the table of the masses of several objects to answer the question.Object Mass (grams) paper clip 1.0 penny 2.5 book 860
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Which object will experience the least amount of gravitational attraction toward Earth?(1 point)Responses a 75-gram calculator a
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When you hold a textbook and a pencil, why does the textbook feel heavier than the pencil?(1 point)Responses Your hand repels
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A pulley system is operating at only 50% efficiency. How could the efficiency be increased? (1 point)Responses by having a
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What is the name of the fixed point about which a lever rotates?(1 point)Responses groove groove fulcrum fulcrum bar bar pulley
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Which car has the greatest efficiency?(1 point)Responses a 1,200 kg car that travels 20 km per liter of fuel a 1,200 kg car that
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A person uses a screwdriver as a lever to open a can of paint. Where is the fulcrum in this situation?(1 point)Responses the
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Which statement best describes work?(1 point)Responses Work is done whenever an object is held in place by multiple forces. Work
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Which statement best describes energy?(1 point)Responses Energy is the force that causes movement in an object. Energy is the
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Lifting the weight without a pulley requires a force of 400 newtons over a distance of 4 meters. How do these values change when
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Which advantage does a screw have over a nail? (1 point)Responses A screw can be inserted with less force than a nail. A screw
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What is accomplished by this simple pulley?(1 point) Responses It changes the duration needed to lift the object. It changes the
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A person gets a running start toward a wall from 5 meters away. The person pushes the wall with a force of 500 newtons, but the
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A person raises a box with a weight of 50 newtons by 0.5 meter. How much work does the person do in this action?(1 point)Respons
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How is a joule defined?(1 point)Responses It is the force needed to make an object with a mass of 1 kilogram travel 1 meter. It
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After John Brown's raid of the federal gun warehouse in Harpers Ferry, some people would consider him a blankbecause he was
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Which of the following is an example of treason?(1 point)Responses A general making a battle plan with their officers A general
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What is martial law?(1 point)Responses rule by the military instead of an elected government rule by the military instead of an
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True or False: The Dred Scott v. Sandford decision angered Northerners because it meant African Americans could not find freedom
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How did the South react to the election of Abraham Lincoln?(1 point)Responses The South believed they could renew a series of
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What Civil War battle took place September 17, 1862, and remains the bloodiest day in American military history?(1 point)Respons
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How could the North’s factories be considered an advantage?(1 point)Responses The factories could sell surplus goods to Europe
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