A bullet is fired horizontally with an initial speed of 200 m/s at a height of 1m above the ground. How long will it take the bullet to hit the ground? a) 1.665
b) 0.455
c) 0.66s
d) 0.80s
e) 1.25s

Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?

What is the coefficient of kinetic friction μk between the block and the tabletop?

Which of the following could represent a single-replacement reaction? a. element + compound = element + compound b. element + element = compound c. compound +compound = compound + compound d. compound = element + element