14. copernicus's model of the universe differs from ptolemy's because copernicus believed
a. th...
14. copernicus's model of the universe differs from ptolemy's because copernicus believed
a. the sun and earth share a central point from which the other planets rotate around them.
b. earth rotates on its axis and orbits the sun.
c. earth orbits the sun but remains stationary on its axis.
d. earth is still at the center but rotates on its axis.
Answers: 3
Physics, 22.06.2019 11:50
Find the dimensions and area of the largest rectangle that can be inscribed in the upper half of the ellipse. (give your answers in terms of a and b. enter the dimensions as a comma-separated list.)
Answers: 2
Physics, 22.06.2019 23:30
What kind of waves require a medium to travel? question 6 options: light waves mechanical waves all waves need a medium to travel electromagnetic waves
Answers: 1
Physics, 23.06.2019 02:30
Find an expression for the electric field e⃗ at the center of the semicircle. hint: a small piece of arc length δs spans a small angle δθ=δs /r, where r is the radius. express your answer in terms of the variables q, l, unit vectors i^, j^, and appropriate constants.
Answers: 1
Mathematics, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09
English, 03.06.2020 19:09
Physics, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09
Biology, 03.06.2020 19:09
History, 03.06.2020 19:09
Computers and Technology, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09
Mathematics, 03.06.2020 19:09