A hula hoop of 1.40 m diameter rolls from rest down an incline whose elevated end is 2.50 m above a flat section. WIth what angular speed, in rad/s, is a point on the hula hoop spinning when it reaches the flat section

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

Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.

The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? a b c d