Acurling stone, with a mass of 20.0 kg, slides across the ice at 1.50 m/s. it collides head on with a stationary 0.160-kg hockey puck. after the collision, the puck's speed is 2.50 m/s. what is the stone's final velocity?

Suppose that a comet that was seen in 563 a. d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?

Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock

Which transition by an electron will release the greatest amount of energy? oa ob oc od