What two sources of friction do you have to overcome when you are walking?

A pilot wants to fly on a bearing of 74.9 degrees. By flying due east, he find s that a 42-mph wind, blowin from the south, puts him on course. Find the airspeed and the groundspeed.

The following reaction is an example of a base reacting with water: NH3 + H2O → H3O + NH4+ True False

What force keeps an object moving in a circle

A positive rod is placed to the left of sphere A, and the spheres are separated

Given 11 players, each unit (box or whisker) has the same number of players. a. True b. False

Which was least likely to have been a component of Earth's atmosphere before life began? A-sulfur B-carbon dioxide C-oxygen D-water vapor

Vector A makes equal angles with x, y and z axis. value of its components (in terms of magnitude of vector A will be?

If a 0.200-kilogram ball sits on a shelf 2.00 meters from the floor, how much mechanical energy (me) does it possess?

Which statement describes static equilibrium? A. The forces on an object are unbalanced. B. An object has balanced forces acting on it and constant velocity. c. The forces on an object are balanced and there is no motion. D.

What is the rate at which work is done in lifting a 35 kg object vertically at a constant speed of 5 m/s? 1 1700 W 2 340 W 3 180 W 4 7.0 W