Archive day

March 9, 2026

1,760 public questions were asked on this day.

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How does sunscreen work? (1 point) It helps prevent the skin from absorbing UV waves. It helps UV waves be able to pass through the air. It helps prevent the skin from reflecting UV waves. It helps UV waves be able to pa...
Asked by noah 1 answer
Is this the correct graph for the piecewise function f(x)=⎧⎩⎨⎪⎪12x+2 if x<−3−6 if −3≤x<3−x+4 if x≥3 ? Why or why not? (1 point) No. The first function is graphed incorrectly. No. The final function does not have the corr...
Asked by kk 1 answer
Will the graph of the function f(x)={−x−3 if x≤−4−2 if x>−4 be continuous? Why or why not?(1 point) No, because there will be a gap in the graph. No, because the horizontal line is not considered continuous. Yes, because...
Asked by kk 1 answer
What happens when a wave is absorbed by a material? (1 point) The wave passes through the material. The wave transfers its energy to the material. The wave bounces off the surface of the material. The wave supports the f...
Asked by noah 1 answer
The pelagic zone is best defined by which option? the intertidal zone only Light penetrates the ocean only to which depth? 20 m 200 m 500 m 2,000 m Warm waters rich in marine life would be classified as which zone? bathy...
Asked by udontknow 1 answer
) Why do sound engineers use spongy materials on walls? (1 point) to absorb sound waves to increase the frequency of sound waves to transmit sound waves more clearly to reflect sound waves better
Asked by noah 1 answer
The cost for shipping by the Boston Mailing Company is based on the amount that a customer spends. For customers spending under $50, the shipping rate is $10; for $50 to under $100, the shipping rate is $7; for $100 to u...
Asked by kk 1 answer
On Monday, Cheyenne starts with a slow jog for five minutes. She then increases her rate to a faster constant pace for five minutes. She takes a five-minute break, then runs for another 5 minutes at a constant pace to fi...
Asked by kk 1 answer
Interpret the key function of the graph for the domain interval 9<t<14 . What scenario can be represented by this portion of the piecewise function? (1 point) a runner resting for 5 minutes a cyclist taking a cool down r...
Asked by kk 1 answer
A force of 48 newtons is used to push the pack of water bottles across the surface of a table. The friction between the pack of bottles and the table is 41 newtons. The mass of the bottles combined is 14 kg. What is the...
Asked by he 1 answer
A child holds a red ball. Why does the ball look red? (1 point) All visible light waves except red are absorbed by the ball. All visible light waves except red are reflected by the ball. Only red light waves are absorbed...
Asked by noah 1 answer
Children’s cough syrup has dosage guidelines based on a child’s age. In the following piecewise function, x represents the child’s age in years and f(x) represents the dosage in fluid ounces. f(x)=⎧⎩⎨⎪⎪0.5 if 1<x≤31.0 if...
Asked by kk 1 answer
Joe is ordering greeting cards for the holidays. Pricing is based on how many cards he orders. The following piecewise function represents the cost for a bundle of cards and x represents the number of cards ordered. f(x)...
Asked by kk 1 answer
A gas station is offering a deal. If you buy 10 gallons or more of gas, you will be charged $2.25 per gallon instead of the regular $2.50 per gallon. The deal is modeled by the following piecewise function. f(x)={2.5x if...
Asked by kk 1 answer
A nanny has a set rate of $20 per hour or any portion of that hour. If a family decides to hire the nanny, they want to predict how much it will cost them for 6.5 hours a day. Based on this information, what scale will w...
Asked by kk 1 answer
A dog boarding facility charges daily based on a dog’s weight. If the dog weighs under 15 lbs, the rate is $30. If the dog is between 15 and 50 lbs, it is $35. If the dog is 50lbs or more, the charge is $35 plus $3 for e...
Asked by kk 1 answer
How does a student qualify as a special needs student under IDEA? (1 point) They must take an IQ test and require special education services to make progress in school. They must attend private school and require special...
Asked by kk 1 answer
About how many infants each year are born with a birth defect? (1 point) one out of every 7 one out of every 28 one out of every 114 one out of every 1,356
Asked by kk 1 answer
Sharon is the mother of Tiana, a kindergarten student who does not have a disability. It is time for parent-teacher conferences, and Sharon is sharing with Tiana’s teacher some of the benefits that Sharon has seen in Tia...
Asked by kk 1 answer
How many chromosomes does a person with Down syndrome have? (1 point) 22 23 46 47
Asked by kk 1 answer
Toddlers with autism can have complications with: (1 point) sleep disturbances. hearing impairments. sensory skills. testing anxiety.
Asked by kk 1 answer
Melinda is a music teacher in an elementary school, so she teaches grades kindergarten through fifth. She has a student in kindergarten who has a speech delay. How could she involve this child in a music lesson where stu...
Asked by kk 1 answer
How did IDEA change the way parents were able to support their children with special needs? (1 point) It included more parents in the discussion by extending regulations to students in homeschool environments. It organiz...
Asked by kk 1 answer
Which of these students would qualify for services under IDEA? (1 point) Maria, a student with a traumatic brain injury who struggles with most subjects James, a student with ADHD who performs in the top 5th percentile o...
Asked by kk 1 answer
Maple Elementary recently won local recognition for their new co-teaching initiative. What are they MOST likely doing to achieve this success and attract this attention? (1 point) Both co-teachers do not have access to I...
Asked by kk 1 answer