Odysseus's arrow passes through an axe-head at time zero and through a second axe-head 50 meters away, 4 seconds later. What is the arrow's
average speed?

The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers total displacement?

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?