Edward travels 150 kilometers due west and then 200 kilometers in a direction 60° north of west. what is his displacement in the westerly direction?

Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Charge is distributed along the entire x-axis with uniform density λ. how much work does the electric field of this charge distribution do on an electron that moves along the y-axis from y = a to y = b? (use the following as necessary: a, b, ε0, λ, and q for the charge on an electron.)