Just going to give the rest of my points for anyone who can answer and explain this for you so much! i'd really love to understand this question and how to do it.

a penny is thrown from a 1000.0 m building with an initial velocity of 2.00 m/s down.
when will the penny hit the ground?

a. 10.0 s
b. 10.4 s
c. 14.1 s
d. 14.5 s

Aperson walking 1 mile everyday for exercise, leaving her front porch at 9: 00 am and returning to her front porch at 9: 25 am. what is the total displacement of her daily walk? a) 1 mileb) 0c) 25 minutes d) none of the above

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.