EVESUNER3739 EVESUNER3739

13-09-2022
Physics

Answered

your grandfather had to walk to school uphill, both ways, but one way he went at 3.0 km/hr, and the other he went at 2.0 km/hr. what is his average speed for the round trip?

Answer :

Other Questions

On a 80 km track, a train travels 40 km with a uniform speed of 30 km h¹. How fast must the train travel the next 40 km so as to have average speed 40 km h-¹ fo

The car covers a distance of 20 km due east in two hours and truck covers 60 km in 3 hours due west. What is their speed and velocity?

A motorboat cuts its engine when its speed is 10. 0m/s and then coasts to rest. The equation describing the motion of the motorboat during this period is v=vi e

Calculate the centripetal force exerted on the earth by the sun. Assume that the period of revolution for the earth is 365. 25 days, the average distance is 1.

use the data from the table to calculate the average velocity for the car to one decimal place

At t=0 s, a bunny is hopping along at 1.0 m/s. It continues at that speed, until at t=10 s, when the bunny begins to slow down with a constant acceleration. It

A physics student gets lost on his way to class. He walks 45.0 m North, 28.0 m South, and 12.0 m North. What is the displacement of the student?

Can the displacement of a person's trip be zero, yet the distance traveled in the trip be non-zero? Do not consider teleporters, wormholes, or any other non-New

Sam jumped from a plane. His acceleration was -9.8 m/s². He hit the ground in 30 seconds. What was his velocity just before he hit the ground?

Justin is a triathlete it takes him 28 minutes to finish the 1500 meter swim. 1.75 hours for the 40 milometer biking portion and 70 minutes for the 10 kilometer