Imagine you are watching several dozen passengers sitting in an airport gate area waiting to board a plane. these people are an example of a ) networkb) groupc) categoryd) crowd

d) crowd.

Explanation:

Crowd refers to a group of people who have gathered for a common purpose. The word crowd is used in different aspects and could have different meanings. Although it is generally denoted in a negative sense, modern events show peaceful march is a positive example. Crowd are determined for coming together like political rallies, music events or many people gathered to take a flight, etc.

elizabeth loftus conducted a study to observe the reliability of eyewitnesses during the 1970s. their baseline was to define how accurate are the recollections of eyewitnesses.

her studies do not support the use of eyewitness. loftus mentions in her work that we are not required to recall some experiences, meaning that rarely an individual eyewitness testimony is trustworthy. a good example is presented in her work, where all individuals watched a video and were than asked "about how fast were the cars going when they hit/smash? ". the testimonies changed based on the word she used to make the question (hit or smash), proving the fragility.

a. formula: f=ma or f/m=a

10,000n/1,267kg≈7.9m/

b. formula: a= and s=d/t

speed= 394.6/15

s=26.3m/s

a=

a=1.75m/

c. 7.9-1.75=difference of 6.15m/

d. the force that most likely caused this difference is friction forces