Suppose that you throw a rock into the air from the top of a cliff. The initial upward velocity is 15 m/sec.
a. How high will the rock be above the cliff after two seconds?
b. Where will it be after four seconds ?
c. When will it again be at the same level you threw it?
d. When will it hit the water, 50 meters below the cliff?

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Write the rational number in lowest terms 99/-15

Read the excerpt from the strange case of dr jekyll and mr. hyde what do dr. jekyll's thoughts reveal about him in this excerpt? [t]he inmates of my house were locked in the most rigorous hours of slumber, and i determined, flushed as i was with hope and triumph, to venture in my new shape as far as to my bedroom. i crossed the yard, wherein the constellations looked down upon me, i could have thought, with wonder, the first creature of that sort that their unsleeping vigilance had yet disclosed to he is jealous of those who can sleep through the night. he is revered for his scientific advances. he is interested in studying the movements of the stars he is proud and enthusiastic about his initial results.