Arunner weighs 637 n and possesses 250.0 j of kinetic energy.
a) how fast is she running?
b) if she uses all her kinetic energy in propelling herself upward, how high can she jump?

What is the single most important equation in all of physics?

Why would an orange roll of your cafeteria tray if you stopped suddenly

Which of these best describes the term ecliptic? a. the circle where "earth meets the sky" b. the change in azimuth and altitude of an object c. the point directly above the geographic north pole d. the path of the sun through the constellations of the zodiac