1)...A mass of 0.4kg is suspended from the end of a vertical herical spring off force constant 20N/w. Calculate the extension of the spring assuming Hooke's law.

An equinox occurs when a. neither end of earth's axis is tilted toward or away from the sun. b. the north end of earth's axis is tilted away from the sun. c. the north end of earth's axis is tilted toward the sun. d. earth's axis is parallel to the sun's rays. select the best answer from the choices provided a b c d

Which graph represents motion with an object with positive velocity that is located at a position of 3 meters at a time of 0 seconds? a) a b) bb eliminate c) c d) d

Which lists the organs in the correct order as food passes from the mouth to anus?