A projectile starting from ground hits a target on the ground located at a distance of 100 meters after 4 seconds. a) What is the size of the angle θ?
b) At what initial velocity was the projectile launched?

muscle endurance

explanation:

i can do 50 in a row ( but i get so tired after that)

i believe the answer would be:

d. violin, clarinet, french horn, and tuba

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19