Archive day

November 19, 2025

3,430 public questions were asked on this day.

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A student recorded the height of each student in the school. She then made a bar graph of her results. She observed that the results form a bell-shaped curve. The student could use her graph as evidence to support which...
Asked by john 1 answer
A student completed a lab report. Which correctly describes the difference between the “Question” and “Hypothesis” sections of her report? “Question” states what she is asking, and “Hypothesis” states the result of her e...
Asked by meeeeeee 1 answer
An exchange rate table makes it easy to compare the different currency denominations used by a single country. cost to produce the currency used by a single country. value of the currencies for two or more countries. une...
Asked by a 1 answer
A bag contains 200 marbles: 50 red, 30 blue, 40 green, 20 yellow, rest are white. (a) What is the probability of selecting a green marble? (b) You pick a red marble and put it back. What is the probability that the next...
Asked by b 1 answer
Be able to identify: one type of atom two types of atoms not bonded identical molecules throughout two different molecules mixed atoms + molecules Uniform throughout Looks the same everywhere Does NOT separate when sitti...
Asked by a 1 answer
Which term describes a possible explanation of, or answer to, a scientific question that is based on prior knowledge or research and that is testable? conclusion experiment hypothesis prediction
Asked by meeeeeee 1 answer
Why is it important to know a person's rhesus factor before a blood transfusion? A patient who is Rh+ can receive only Rh– blood. A patient who is Rh– can receive only Rh+ blood. A patient who is Rh+ can receive only Rh+...
Asked by john 1 answer
Which of the following scenarios would reduce the number of inheritable traits in a population, causing the individuals in that population to remain very similar to one another?(1 point) Responses A lake that is drying u...
Asked by yo mama 1 answer
If blood is in short supply, which blood type would be the most beneficial to have on hand if someone needed a blood transfusion? O+ O– AB+ AB
Asked by john 1 answer
Find the value of xx, yy, and zz in the parallelogram below. 119° (-4x-5)° (-y-1)° (-10z+1)° Answer Attempt 1 out of 2 x, equalsx= y, equalsy= z, equalsz= Submit Answer
Asked by yj 1 answer
In which order are the steps of the scientific method commonly listed? question, hypothesize, experiment, collect data, communicate, conclude hypothesize, question, experiment, conclude, collect data, communicate questio...
Asked by meeeeeee 1 answer
Which action shows a creative approach to the process of scientific inquiry? developing a technique for observing an object that has yet to be observed creating an attractive cover picture for a laboratory report explain...
Asked by meeeeeee 1 answer
shorten prophase I crossing over creates new allele combinations on chromosomes, metaphase I independent assortment shuffles whole chromosomes between daughter cells, and meiosis II separates the (now nonidentical) siste...
Asked by gv 1 answer
Suppose the mutation for the sickle cell disease gene first appeared in a region without malaria. The first carrier would have(1 point) Responses died from sickle cell disease before reproducing. died from sickle cell di...
Asked by yo mama 1 answer
At the site of gas exchange in the lungs, where does the oxygen move? O2 moves from the alveoli to the white blood cells. O2 moves from the white blood cells to the alveoli. O2 moves from the alveoli to the red blood cel...
Asked by crystal 1 answer
Which represents polygenic inheritance of traits? a cow that has red and white dominant coloring a mix of blue, green, and brown eye colors a plant that has pink flowers produced from a plant that has red flowers and a p...
Asked by john 1 answer
Which component of blood allows oxygen from the air to move from the lungs to cells of the body? white blood cells platelets plasma red blood cells
Asked by crystal 1 answer
Cost-push inflation occurs when consumers begin purchasing more goods. producers need more money to make and distribute goods. the government prints more money and pushes prices up. consumers have more money to spend on...
Asked by a 1 answer
Which example best represents the use of creativity in scientific inquiry? replicating Pasteur’s experiments by using his original equipment using a computer spreadsheet program to process data and make graphs increasing...
Asked by meeeeeee 1 answer
A gardener performs experiments on her tomato plants. When graphing her data, which factor is an independent variable?(1 point) Responses the number of fruit per plant the number of fruit per plant the height of each pla...
Asked by yo mama 1 answer
How did the discovery of the rhesus factor affect society? More patients died from having a transfusion with the wrong rhesus factor. New treatments during pregnancy could prevent harm to the developing child. Less donat...
Asked by john 1 answer
How do meiosis I and II contribute to genetic variation? Use the diagram to explain your answer.
Asked by gv 1 answer
Find the value of xx and yy in the parallelogram below. 78 140 x+5 -y+8 Answer Attempt 1 out of 2 x, equalsx= y, equalsy= Submit Answer
Asked by yj 1 answer
Ventricles pump blood out of the heart. Which types of vessels will be the first to contact the blood from the ventricles? arteries atria capillaries veins
Asked by crystal 1 answer
Kevin is four years older than his sister, June. The sum of their ages is 14. How old is Kevin?
Asked by ][';/ 1 answer