Consider the position vs. time graph for a person running that is shown below. What can you conclude
about this person's displacement and average velocity
using the graph? Explain your answer.
image uploaded by user
25
© 20
15
Position (m)
10
5
0
0 1 2 3 4 5 6 7 8 9 10
Time (s)

Which branches of natural science include the study of an organism that lived 10 million years ago

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above

Electric field of the earth. the earth has a net electric charge that causes a field at points near its surface equal to 150 n> c and directed in toward the center of the earth. (a) what magnitude and sign of charge would a 60-kg human have to acquire to overcome his or her weight by the force exerted by the earth’s electric field? (b) what would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? is use of the earth’s electric field a feasible means of flight? why or why not?