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.
1. 1 answer
2. 12 views
How does sunscreen work?(1 point)Responses It helps prevent the skin cells from absorbing UV waves/ It helps prevent the skin
1. 1 answer
2. 20 views
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,
1. 1 answer
2. 20 views
Sort the wave properties to match the wave. Assume the waves have the same amplitude.(6 points) Put responses in the correct
1. 1 answer
2. 25 views
Write a well-structured paragraph explaining why the ford automobile was significant. This should include a clear topic sentence
1. 1 answer
2. 16 views
Write a well-structured paragraph explaining why the ford automobile was significant.This should include a clear topic sentence
1. 1 answer
2. 15 views
How was a Ford automobile used in the industrial revolution? write three sentences about it
1. 1 answer
2. 12 views
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
1. 1 answer
2. 24 views
Use the image to answer the question.An illustration shows a coordinate plane with the x-axis ranging from negative 9 to 9 in
1. 1 answer
2. 17 views
Use the image to answer the question.An illustration shows two graphs depicting points per game for players A and B. The first
1. 1 answer
2. 17 views
Use the image to answer the question.An illustration shows two graphs depicting cost of gasoline per gallon in dollars in store
1. 1 answer
2. 15 views
Use the image to answer the question.An illustration shows Quadrant 1 of a coordinate plane. The x-axis is labeled Ounces and
1. 1 answer
2. 15 views
Use the table and image to answer the question.This table shows the price of footballs based on the quantity purchased at Store
1. 1 answer
2. 14 views
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
1. 1 answer
2. 17 views
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
1. 1 answer
2. 14 views
Use the image to answer the question.A line graph is titled as “Biker A’s Distance Traveled”. The x-axis is labeled
1. 1 answer
2. 13 views
Use the table and image to answer the question.This table shows the hourly earnings of Employee 1 along with the corresponding
1. 1 answer
2. 20 views
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
1. 1 answer
2. 18 views
Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x-axis ranging from
1. 1 answer
2. 15 views
Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x-axis ranging from
1. 1 answer
2. 16 views
Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x-axis ranging from
1. 1 answer
2. 22 views
Graph the equation 9−x=32yusing slope-intercept form.(1 point) Responses An illustration shows a coordinate plane with four
1. 1 answer
2. 17 views
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
1. 1 answer
2. 18 views
Transform the linear equation 4x−8y=24to slope-intercept form.(1 point) Responses −8y=−4x+24 negative 8 y equals negative
1. 1 answer
2. 16 views
Write the linear equation 3y=6x−18in slope-intercept form.(1 point) y=[ ]
1. 1 answer
2. 22 views
Write 0.4x+0.2y=0.6in slope-intercept form.(1 point) y= Remaining
1. 1 answer
2. 16 views
In which type of story structure does the point of view shift between two or more characters?(1 point)Responses nonlinear
1. 1 answer
2. 36 views
The phrasedescribes when a story skips around in time, flashing back or flashing forward in a character's life
1. 1 answer
2. 18 views
QuestionGroups of skydivers need to navigate through the air during a jump to get into a formation. How can skydivers who are
1. 1 answer
2. 14 views
QuestionA nickel and a sheet of paper, which have approximately the same mass, are dropped at the same time from the same
1. 1 answer
2. 15 views
Determine if 2.510=?1248or 2.52=?1224 is a proportion.
1. 1 answer
2. 15 views
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
1. 1 answer
2. 15 views
Solve for xto determine if the equation has one, none, or infinite solutions. 5(2x+2)−7x=3x+6 (1 point) Responses The equation
1. 1 answer
2. 19 views
Solve for xto determine if the equation has one, none, or infinite solutions. 4x=3(x+5)−15 (1 point) Responses The equation
1. 1 answer
2. 17 views
Solve for xto determine if the equation has one, none, or infinite solutions. 3(x+2)−6=3x (1 point) Responses The equation has
1. 1 answer
2. 17 views
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
1. 1 answer
2. 16 views
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
1. 1 answer
2. 18 views
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
1. 1 answer
2. 18 views
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
1. 1 answer
2. 13 views
△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
1. 1 answer
2. 59 views
Use the image to answer the question.A coordinate plane with four quadrants shows an x axis capped with arrows ranging from
1. 1 answer
2. 15 views
Use the image to answer the question.A coordinate plane with four quadrants showsthe x-axis ranging from negative 4 to 12 in
1. 1 answer
2. 14 views
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
1. 1 answer
2. 20 views
Use the table of criteria for an investigation to answer the question.Object To Be Dropped Drop Height (meters) 10-gram ball 5
1. 1 answer
2. 15 views
Use the table of data from an investigation on the effect of gravity on falling objects to answer the question.Student Ball 1
1. 1 answer
2. 14 views
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
1. 1 answer
2. 19 views
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
1. 1 answer
2. 16 views
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
1. 1 answer
2. 18 views
Which object will experience the least amount of gravitational attraction toward Earth?(1 point)Responses a 75-gram calculator a
1. 1 answer
2. 14 views
When you hold a textbook and a pencil, why does the textbook feel heavier than the pencil?(1 point)Responses Your hand repels
1. 1 answer
2. 15 views
A pulley system is operating at only 50% efficiency. How could the efficiency be increased? (1 point)Responses by having a
1. 1 answer
2. 13 views
What is the name of the fixed point about which a lever rotates?(1 point)Responses groove groove fulcrum fulcrum bar bar pulley
1. 1 answer
2. 15 views
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
1. 1 answer
2. 13 views
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
1. 1 answer
2. 13 views
Which statement best describes work?(1 point)Responses Work is done whenever an object is held in place by multiple forces. Work
1. 1 answer
2. 17 views
Which statement best describes energy?(1 point)Responses Energy is the force that causes movement in an object. Energy is the
1. 1 answer
2. 17 views
Lifting the weight without a pulley requires a force of 400 newtons over a distance of 4 meters. How do these values change when
1. 1 answer
2. 14 views
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
1. 1 answer
2. 16 views
What is accomplished by this simple pulley?(1 point) Responses It changes the duration needed to lift the object. It changes the
1. 1 answer
2. 16 views
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
1. 1 answer
2. 18 views
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
1. 1 answer
2. 16 views
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
1. 1 answer
2. 20 views
After John Brown's raid of the federal gun warehouse in Harpers Ferry, some people would consider him a blankbecause he was
1. 1 answer
2. 17 views
Which of the following is an example of treason?(1 point)Responses A general making a battle plan with their officers A general
1. 1 answer
2. 16 views
What is martial law?(1 point)Responses rule by the military instead of an elected government rule by the military instead of an
1. 1 answer
2. 17 views
True or False: The Dred Scott v. Sandford decision angered Northerners because it meant African Americans could not find freedom
1. 1 answer
2. 16 views
How did the South react to the election of Abraham Lincoln?(1 point)Responses The South believed they could renew a series of
1. 1 answer
2. 20 views
What Civil War battle took place September 17, 1862, and remains the bloodiest day in American military history?(1 point)Respons
1. 1 answer
2. 18 views
How could the North’s factories be considered an advantage?(1 point)Responses The factories could sell surplus goods to Europe
1. 1 answer
2. 18 views