Four students walk home from school. Tom walks for 25 min at a speed of 5.0 km/h. Juan walks for 22 min at a speed of 4.2 km/h. Alicia walks for 32 min at a speed of 4.5 km/h. Petra walks for 40 min at a speed of 3.5 km/h. Which student walks the farthest?

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

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.