Archive day

February 17, 2026

1,637 public questions were asked on this day.

← Feb 16 Feb 18 →
Lev has been holding his breath for 15 seconds. As he exhales and releases the breath, what is happeningin his chest cavity? A. His respiratory muscles contract B. His respiratory muscles relax C. His ribcage becomes rig...
Asked by Brooks 1 answer
Which tools should be used to record the most complete data about a gas? a gas-collecting bottle and an electronic balance a graduated cylinder and a thermometer a manometer and a thermometer an electronic balance and a...
Asked by Tesla 1 answer
What male reproductive part includes the anther and the filament?(1 point) Responses the stigma the stigma the stamen the stamen the petal the petal the ovule
Asked by nana 1 answer
Read this excerpt from Churchill’s “Iron Curtain” speech. Why was Churchill concerned about the spread of Soviet influence across Europe? Check all of the boxes that apply. Soviet influence would harm Europe’s safety. So...
Asked by e 1 answer
2. A research group has discovered that damselflies, a type of dragonfly, are being infected by a particular type of aquatic protozoan. Both young and adult damselflies are not directly infected by the protozoan but cont...
Asked by / 1 answer
1. A scientist performs an experiment to see if acids have an effect on the health of a particular type of plant. Three sets of plants were treated with acidic solutions of known pH while the control set was treated with...
Asked by / 1 answer
As Ms. Howard's class is discussing concepts of respiration, Jamal asks, "What will happen if I try to hold my breath for a long time?" How could Ms. Howard most accurately respond? Oxygen will eventually enter your lung...
Asked by Simmons 1 answer
Which body system works MOST closely with the respiratory system to transport oxygen to the cells that require it?
Asked by Simmons 1 answer
Sonic is comparing facts about the upper and lower respiratory tracts. Which information is Sonia likely to write only under the Lower Respiratory Tract heading? A. It filters and warms the air we breathe B. It contains...
Asked by Simmons 1 answer
Mr. O'Rourke asks his class for the scientifically correct term that refers to the physical act of moving air in and out of the lungs. Which student has the BEST response? pulmonation respiration inhalation ventilation
Asked by Simmons 1 answer
Identify the sentence that uses a relative clause.(1 point) Responses Wherever the music was playing, there was a huge crowd of people dancing. Wherever the music was playing, there was a huge crowd of people dancing. Ma...
Asked by / 1 answer
The pharyn works to support the body's respiratory system as a passageway for air. What other body system does the pharynx MOST support as a passageway?
Asked by Simmons 1 answer
How does the distance between charged objects affect the electric force between them?(1 point) Responses As distance increases, the strength of the force decreases. As distance increases, the strength of the force decrea...
Asked by ben hen 1 answer
Identify the sentence that uses an adverbial clause. Select the two correct answers.(1 point) Responses So that we would have enough left for tomorrow, we only used half of the vegetables in the salad. So that we would h...
Asked by / 1 answer
Syed is creating a presentation on the noses role in respiratory functions. What is the MOST appropriate title for his presentation? A. A built-in Carbon Dioxide Detector B. Introducing the Helpful Humidifier C. The Nose...
Asked by Simmons 1 answer
Identify the sentence that uses a noun clause. Select the two correct answers.(1 point) Responses Emily spent several days thinking about what she had to do in order to make a good grade. Emily spent several days thinkin...
Asked by / 1 answer
Identify the independent clause from the examples below. Select the two correct answers.(1 point) Responses I am going to wash the car, buy groceries, and walk the dog this afternoon. I am going to wash the car, buy groc...
Asked by / 1 answer
Identify the dependent clause. Select the two correct answers.(1 point) Responses Just in case Jonathan forgets to mow the grass in the area on the side of the garage. Just in case Jonathan forgets to mow the grass in th...
Asked by / 1 answer
Match each fitness component to its correct description based on what you learned about the five health-related components. (4 points)  How long your muscles can keep working without getting tired.  The ability of your...
Asked by A<3 1 answer
Question at position 14 14 Multiple Choice 1 point Question at position 14 A commonly used, potentially hazardous chemical used in plastic bottles and other food packaging is ____. Select the correct answer. WHO BPA MSG...
Asked by doodle bob 1 answer
Analyze the data table below. This table shows three different plant species and how many seeds were produced by each species through three different methods: wind pollination, insect pollination, and self-pollination. D...
Asked by nana 1 answer
The formula v2 = GStartFraction m Subscript central Baseline over r EndFraction is very useful for astronomers because it does not require them to know T. What does T stand for? orbital period tangential speed satellite...
Asked by christian 1 answer
2 \6 of ryan sock are blue and 2\6 are green and the rest are white what fraction of ryan sock are white
Asked by jordan 1 answer
Write your own original title for Chapter 5 of The Great Gatsby. Then, write the reason why you picked that title for Chapter 5.
Asked by jacob 1 answer
A chemical’s LD50 is the dose that will kill 50% of the test population within a given period of time. Lower LD50 values indicate deadlier toxins. Put these substances in the correct order of LD50 levels. Top label: High...
Asked by doodle bob 1 answer