A hiker travels 1.0 kilometer south, turns and travels 3.0 kilometers west, and then turns and travels 3.0 kilometers north. What is the magnitude of the total displacement traveled by the hiker

Any energy transformation involves the loss of some energy as A. light. B. electric charge. C. heat. D. motion.

How was the lunar regolith formed?

You have a 9V battery connected to a device you wish to power. 5C of charge flows out of the battery over the course of twohours. What is the average current (in Amps) the flowed during that time?

Which type of simple machine reduces the amount of input force needed?

How many electrons will a single atom of sulfur with no charge and no bonds have in its valence shell?

The Hubble Space Telescope (HST) orbits 569,000m above Earth's surface. Given that Earth's mass is 5.97 * 10^24 kg and its radius is 6.38 * 10^6 m, what is HST's tangential speed?

What do safety features in a car do to protect us in a collision

Chemical sediments that result from the evaporation of water are

A college student is working on her physics homework in her dorm room. her room contains a total of 6.0*1026 gas molecules. as she works, her body is converting chemical energy into thermal energy at a rate of 125 w.

A uniform, thin, solid door has height 2.20 m, width 0.870 m, and mass 23.0 kg. (a) find its moment of inertia for rotation on its hinges. (b) is any piece of data unnecessary