2
image
An image that forms where rays converge is a(n)
(1 Point)
What is an imag...
Answers: 2
Physics, 22.06.2019 07:40
Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents
Answers: 2
Physics, 22.06.2019 15:30
Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.
Answers: 2
Physics, 22.06.2019 19:40
Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?
Answers: 1
Physics, 23.06.2019 01:40
The largest observatory complex in the world is on mauna kea, the tallest mountain on earth. what are some factors astronomers consider when selecting an observatory site? don’t forget practical ones. should astronomers, for example, consider building an observatory on denali (mount mckinley) or mount everest?
Answers: 1
Physics, 27.08.2020 17:01
Mathematics, 27.08.2020 17:01
English, 27.08.2020 17:01
Mathematics, 27.08.2020 17:01
Mathematics, 27.08.2020 17:01
English, 27.08.2020 17:01
Mathematics, 27.08.2020 17:01
Mathematics, 27.08.2020 17:01
Geography, 27.08.2020 17:01
Spanish, 27.08.2020 17:01
History, 27.08.2020 17:01
Mathematics, 27.08.2020 17:01
English, 27.08.2020 17:01