Archive day

December 18, 2025

1,693 public questions were asked on this day.

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Complete the sentence. In conduction, heat is transferred between . When a solid object is heated, the molecules in the object begin to faster. This vibration is passed from molecule to molecule and heat through the obje...
Asked by Makayla 1 answer
An indirect (related) measurement of the speed of molecules is made with a(n)
Asked by Makayla 1 answer
Friction always produces heat. True False
Asked by Makayla 1 answer
Double-paned window glass is used in some homes because _____. glass is a good conductor air is a good conductor air is a good insulator glass is a good insulator
Asked by Makayla 1 answer
Why is air not a good conductor of heat? Select all that apply. Convection and conduction both happen in air to cause it to heat up. Conduction requires that molecules are touching one another in order to transfer heat....
Asked by Makayla 1 answer
Friction is produced when work is done. True False
Asked by Makayla 1 answer
The primary method by which one object transfers energy to another distant object is _____. radiation convection none of these conduction
Asked by Makayla 1 answer
What can you expect as an object is heated? the molecules will move faster the molecules will slow down
Asked by Makayla 1 answer
Whenever energy is transformed from one form to another, and friction occurs, some of that energy is lost by being changed into
Asked by Makayla 1 answer
The energy due to motion of molecules within a mass is called
Asked by Makayla 1 answer
The transfer of heat through the motion of a fluid or gas is accomplished by _____. convection conduction radiation all of the above
Asked by Makayla 1 answer
As the speed of vibration of molecules increases, what property of the substance increases? energy all of the above temperature heat
Asked by Makayla 1 answer
Which of these is a way that an engineer could use abstraction to improve the design of a website?(1 point) Responses Choose a domain name that is short, easily recognized, and contains simple words in the website’s prim...
Asked by rsan 1 answer
The earth's surface transfers heat to the atmosphere primarily by____________.
Asked by Makayla 1 answer
Heat is transferred throughout the atmosphere primarily by_______________.
Asked by Makayla 1 answer
The sun's energy reaches the earth by _____. radiation convection fusion conduction
Asked by Makayla 1 answer
From the following set of devices, which is the correct set of embedded systems? radio, digital watch, camera, speakers, laptop, computer, smartphone, GPS tracker, microphone (1 point) Responses smartphone, GPS tracker,...
Asked by rsan 1 answer
Which items are true concerning a typical "thermos bottle"? radiation is hindered by the silver coatings convection is not possible because of the vacuum the glass walls will not conduct heat the silver coatings stop con...
Asked by Makayla 1 answer
Match the vocabulary words with their definitions. 1. resistance to motion between two objects in contact atmosphere 2. "thermos" bottle chemical energy 3. energy stored in the chemical bonds between atoms in a molecule...
Asked by Makayla 1 answer
make this sound like a sophomore in high school. George Orwell’s Animal Farm functions as a concentrated allegory about how power operates in political systems. On the surface it narrates a farm rebellion that promises e...
Asked by ur mom 1 answer
This system is software that facilitates a computer’s basic functions, such as executing applications, communicating between software applications programs and hardware.(1 point) Responses input/output system input/outpu...
Asked by rsan 1 answer
The primary method by which two connected objects transfer heat to one another is _____. convection conduction radiation all of the above
Asked by Makayla 1 answer
Radiant heat cannot travel through a vacuum. True False
Asked by Makayla 1 answer
Which of the following is an example of a middleware?(1 point) Responses Unity Unity Microsoft Office Microsoft Office Microsoft Windows Microsoft Windows Linux
Asked by rsan 1 answer
explain the main theme of animal farm by george orwell. you just argue what orwell is alluding to about power. this is a full essay with an introduction, 2 mutually exclusive body paragraphs, and a proper conclusion. wri...
Asked by ur mom 1 answer