What forces act on an airplane to keep it in the air? If the airplane is traveling at a constant velocity, What could be said about the Magnitudes of the forces? Use full sentences in both questions.

to treat tumors in the body

d

explanation:

v=uf/(u-f)

= 5.10/(5-10) convex lens has positive focal length

=50/-5

=-10 cm (formed at other side)

i think they are all correct

explanation:

they seem good

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table