6a. Mike travels in an airplane a distance of
840 km. For one-fourth
of the distance, the
airplane flies at a
speed of 960 km/h, and
for the rest of the
distance, it flies at a
speed of 640 km/h.
How long does the trip
take?

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Use the information presented in the graph to answer the questions. which segments show acceleration? which segment indicates that the object is slowing down? what is the velocity of segment b? what is the acceleration of segment b?