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Questions (1,536)

Fill in the missing term.( ?)(8y^2−4y^4)=40y^4−20y^6
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Simplify the product.−5y^4(5y−6y^3)
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Simplify the product using Distributive Property.2y^3(4y^5+5y^2)
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2. 43 views
The managers of Dragon Tree Gaming Inc. have found that their Game Guides, employees who act as real-time help for players,
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Simplify the Product:−10y^19×−10y^−9=
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Fill in the missing term:4y^5× ? =24y^12
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Simplify the product:−15y^−4×3y^10=
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Simplify the product:10y^4×3y^5=
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1.CAUSE EFFECT Research the events in U.S. civil rights history. You may start from the Civil Rights Act and work backwards, or
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2. 70 views
1.CAUSE EFFECT Research the events in U.S. civil rights history. You may start from the Civil Rights Act and work backwards, or
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2. 74 views
Pedestrians don’t have to follow traffic law signals.(1 point) Responses true true false
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True or FalseAlways let someone know where you are going and when you expect to return home even if you are going to a
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Which is a common rule for using bicycles, skateboards, and snowboards?(1 point) Responses Wear a helmet. Wear a helmet. Always
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Walk with a _________ to stay safe.(1 point) Responses buddy buddy cane cane dog dog phone phone
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________________ supervision means that you keep children in your view at all times when they are in or near the water.(1 point)
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Your student demonstrated 15 minutes of physical activity using a bicycle, scooter, skates, or skateboard.(1 point) Responses
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Avoid deserted places, such as dark streets, parks, garages. If you cannot avoid them, make sure you walk with a friend.(1
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True or FalseYou can prevent most accidents. (1 point) Responses true true false
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Flammable materials(1 point) Responses catch fire easily and burn easily. catch fire easily and burn easily. are only something
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Can proper nutrition and regular exercise lower your risks for infectious diseases?(1 point)Responses True True False
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Immunity is(1 point)Responses your body's ability to destroy pathogens that it has previously encountered before the pathogens
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Dogs, ticks, and mosquitoes can spread disease.(1 point)Responses True True False
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Your body can get antibodies from(1 point)Responses immunizations. immunizations. being exposed to the virus or antibody and
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When a doctor feels for lymph nodes, he is checking for(1 point)Responses inflammation. inflammation. shrinking. shrinking.
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Physical lines of defense include(1 point)Responses skin, cielia, and mucous membranes. skin, cielia, and mucous membranes.
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Infectious diseases are caused by organisms or viruses that enter and multiply within the human body.(1 point)Responses True
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Washing your hands can help protect you from dangerous pathogens.(1 point)Responses True True False
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Which is a common bacterial disease?(1 point)Responses influenza influenza common cold common cold hepatitis hepatitis strep
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People die from colds each year.(1 point)Responses True True False
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What helps spread infectious disease?(1 point)Responses Washing hands Washing hands Practicing food safety Practicing food
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Which statement is about the flu?(1 point)Responses It is a bacterial disease. It is a bacterial disease. There is never a fever
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Which is a common viral disease?(1 point)Responses strep throat strep throat Lyme Lyme tuberculosis tuberculosis common cold
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During my last visit to my aunt's house, we drove there because it was quite far from my place. When I reached her house, we sat
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Think about the last time you visited someone. Talk with family members, teachers, and friends about the last time you visited
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Fill in the missing blanks.Red Shirts Green Shirts Totals 7th graders __ 24 __ 8th graders 20 27 47 Totals 29 51 __
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The equation for the trend line above is y=29x−185 Using the equation, what is the expected sales if the temperature is 15
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The trend line for the graph above is y=4.5x+26.5 Using the equation, what is the expected height (in inches) if a student is 7
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Write an equation for the line of best fit based on the trend line drawn. Use the points (65, 205) and (69, 220) to find the
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Write an equation for the line of best fit based on the trend line drawn. Use the points (60, 0) and (85,30) to find the slope
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Use the table to answer the question.Number of Laps versus the Day Day 1 2 3 4 5 6 7 Number of Laps 18 12 10 15 13 20 9 A
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Use the table to answer the question.Times of Runners by Age Age Time 24 32.75 29 33.63 34 34.84 39 35.33 44 35.23 49 36.16 A
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What is produced by the movement of electrons within a material?(1 point)Responses chemical energy chemical energy electric
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In which direction will the ionic paste allow the electrons to flow within a battery?(1 point)Responses positive side to
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In a building, air moves due to currents caused by temperature differences. Which statement best describes these currents?(1
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Which statement describes a design factor that should be included in an energy-efficient home built in cold climates?(1 point)Re
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Which material is a composite?(1 point)Responses aluminum aluminum silicon silicon polycarbonate polycarbonate gold
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Aluminum allows for the flow of electrons, while glass does not. Would an aluminum wire surrounded by glass be an effective
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An electrician is trying to decide which kind of material to use to wire a house.carbon steel: conductivity = 1.43 × 10−7,
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Silver is a better conductor than aluminum. Which statement best explains this difference?(1 point)Responses Silver allows less
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The heat capacity of a material shows the amount of heat that can be taken in before the material increases in temperature.
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A certain lever system is only 30% efficient. The following changes are considered:change 1: Use a stiffer lever to reduce
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A certain lever system is only 30% efficient. What could make it more efficient? (1 point)Responses Make a longer lever that
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A certain lever system is only 30% efficient. What could make it more efficient? (1 point)Responses Make a longer lever that
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2. 57 views
Use the table to answer the question.Machine Output (J) Efficiency (%) A 750 60 B 1,000 40 C 450 30 D 3,000 75 A manufacturer is
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Use the table to answer the question.Machine Output Work (J) Input Work (J) A 750 1,500 B 1,000 4,000 C 450 600 D 3,000 5,000
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In which situation did the car achieve the greatest efficiency? (Assume the cars all have the same mass.)(1 point)Responses a
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Use the image of a person lifting a boulder with a lever to answer the question.An illustration shows a man using a stick and a
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A person is lifting a heavy box using a lever. What is the purpose of the lever in this situation?(1 point)Responses to reduce
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A person applies 98 Newtons of force to a 20 kilogram box. They apply the force to the box over a 4-meter ramp, raising the box
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How do simple machines make work easier?(1 point)Responses They magnify the force being applied, thereby decreasing the work
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Which list correctly orders effort (E), fulcrum (F), and load (L) for each lever class?(1 point)Responses class 1 = F, L, E (or
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Use the diagram of the pulley system to complete the statement.An illustration shows a system of two pulleys lifting a block. In
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2. 101 views
A person pushes a box. He applies a force of 400 newtons, and he pushes the box for a distance of 4 meters. After he stops
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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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What is the name of the fixed point about which a lever rotates?(1 point)Responses pulley pulley groove groove fulcrum fulcrum
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A gardener uses a wheelbarrow as a lever to lift some dirt. The energy applied by the gardener is 2,000 joules. The efficiency
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A machine’s efficiency is determined to be 60%. The input work is 3,000 joules. What is the output work?(1 point)Responses 50
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Suppose you have a friend who thinks simple machines are not useful today because of all of the complex, modern-day machines we
1. 3 answers
2. 104 views
Solve the following system of linear equations by graphing. Graph on your own piece of paper. In your submitted answer, describe
1. 3 answers
2. 90 views
The Kesling Middle School PTA is planning a carnival to raise money for the school’s art department. They estimate that the
1. 1 answer
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The Lakewood baseball team is selling T-shirts for a fundraiser. The shirts cost $100 for the printing design and setup, plus
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The Math Club sold slices of pizza, p, at a profit of $3 each and cans of soda, s, at $2 each to raise money for a trip. They
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Solve the system of equations.−6x+2y=−32 4x+3y=−9(1 point)
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Solve the system of equations.5x–4y=–44 –x+3y=22(1 point)
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Solve the system of equations.6x−3y=−6 9x−3y=−18(1 point)
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Which of these graphs shows that the linear system 3x+2y=12 and 6x+4y=24 has an infinite number of solutions?(1 point)Responses
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Which of the graphs with no solution correctly shows the system of equations y=2x+4 and −2x+y=8?(1 point)Responses A
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Determine the number of solutions to this system of linear equations:2x+y=6 4x+2y=8(1 point) Responses 2 2 0 0 infinite infinite
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Use the image to answer the question.An illustration of a coordinate plane with four quadrants shows the x axis extending from
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What kinds of Italian dishes influence Argentine cuisine?Write your answer in English. (4 points)
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What is a librería de viejo, and where are they found? Write your answer in English.(4 points).
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Why was Alfonsina Storni's work controversial to some people in literary circles? Write your answer in English.(4 points).
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Explain the similarities and differences between a milanesa and a milanesa napolitana. Write your answer in English.(4 points)..
1. 3 answers
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What can one see and do at theEXICAL exhibition in Córdoba? Write your answer in English. (4 points)
1. 1 answer
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Use the sentence to complete the activity.Talk to them, and you should tell them the truth. In 1 sentences, identify the shift
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Write a sentence using a verb in the interrogative mood and then explain why the sentence is in that mood...
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Write a sentence using a verb in the conditional mood and then explain why the sentence uses the conditional mood...
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Write a sentence using a verb in the conditional mood and then explain why the sentence uses the conditional mood.(2 points)
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Use the sentence to answer the question.They might go to the movies, or they will rent one at home. Which sentence corrects the
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Which sentence uses the conditional form of the verb send?(1 point)Responses I am sending a letter to our grandparents. I am
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Which sentence uses the indicative form of the verb play?(1 point)Responses I am playing video games. I am playing video games.
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Which sentence uses verbs in the subjunctive mood?(1 point)Responses I suggested that he read that new blog post. I suggested
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Which sentence uses verbs in the conditional mood?(1 point)Responses It has not snowed enough for the slopes to open. It has not
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Use the sentences to answer the question.Cameron asked his friend a question about the weekend. His friend responded, “Are we
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Which explains verb mood?(1 point)Responses It is how a verb is used to state a fact. It is how a verb is used to state a fact.
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In which voice is the subject performing the action of the verb?(1 point)Responses active active indicative indicative
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Which sentence has a verb in the passive voice?(1 point)Responses My dog likes steak for dinner. My dog likes steak for dinner.
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Why should abrupt shifts in writing be avoided? (1 point)Responses They are difficult to correct. They are difficult to correct.
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Which of the following describes shifts in writing?(1 point)Responses unnecessary changes in the form of the verbs within a
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A person plugs a power cord into an electrical outlet in the wall. The power cord is covered in black rubber. Which statement is
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