A man travels 15 km east before turning around and heading 5 km west. What is his displacement? A) 20 km
B) 10 km west
C) 10 km East
D) 20 km East

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.