we need this for tomorrow, and I would be so grateful if you help me, PLEASE II. Truth About Life
Guidelines:
Assuming you are a researcher tasked to know about some truths in life. You plan to investigate
the growth or decay of some things that interest you. You are to report what you have researched
and present exponential or logarithmic functions that would model the involved quantities. You
also have to present the graph and explain its characteristics or behavior.

An ideal spring has a spring constant (force constant) of 2500 n/m, is stretched 4.0 cm, how much elastic potential energy does it possess? (a) 3j (b) 0.00j (c) 1j (d) 2j (e) 4j

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?