Fill in the blanks to complete each statement about continental drift.

Continental drift was first proposed by a scientist named Alfred
. He theorized that the
were once one large landmass that drifted apart very slowly over a long time.

What properties of a moving object are used in determining the object's energy of motion

Apotter's wheel moves uniformly from rest to an angular speed of 0.20 rev/s in 32.0 s. (a) find its angular acceleration in radians per second per second. rad/s2 (b) would doubling the angular acceleration during the given period have doubled final angular speed?

Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match