Iam a planet with no solid surface, hot liquid deep inside, and a rocky core at my center. i have rings made of small particles and dust, and 67 known moons. which planet am i?

a. jupiter

b. saturn

c. neptune

d. pluto

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.

What is the freezing point of radiator fluid that is 50% antifreeze by mass? kf for water is 1.86 ∘c/m.