Two cars are traveling on a desert road between three consecutive poles, as shown in the figure. after 5.1 s, they are side by side at the next telephone pole. the distance between the poles is 68.9 m. find the displacement of car a after 5.1 s. answer in units of m.

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water

Question 1 (5 pts): what is the maximum distance for which you can you resolve the two individual headlights of an on-coming truck as two separate lights rather than one if the headlights are separated by 2.00 m and your eye has a diameter of 1.00 centimeter? assume a wavelength of 500 nm.

Why does lightning travel from clouds to the ground?