subject
Physics, 14.04.2021 20:40 isabellamoneill

Which of the following is an example of convection? A) Water turning to ice when the temperature is
below 0°C
B) Coal is burning to produce heat
Only the water in the bottom of a pot heating
C) since the hot water rises and pushes cold
water down
D) Water expanding when it gets hotter.
E) None of the above

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 22:30
Select the word from the list that best fits the definition classification of most stars on the h-r diagram
Answers: 1
question
Physics, 22.06.2019 10:00
The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
Answers: 3
question
Physics, 22.06.2019 10:30
Find the magnetic field a distance r from the center of a long wire that has radius a and carries a uniform current per unit area j in the positive z direction.
Answers: 2
question
Physics, 22.06.2019 14:40
14. a body is projected with velocity vi from a.at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is
Answers: 1
You know the right answer?
Which of the following is an example of convection? A) Water turning to ice when the temperature is...
Questions
question
Mathematics, 21.08.2020 05:01
question
Mathematics, 21.08.2020 05:01
question
Mathematics, 21.08.2020 05:01
Questions on the website: 13722363