Katarina goes for a walk. She first travels 1.2 kilometers east, then 2.5 kilometers west. What is her final displacement relative to her starting position?

Which features on mars point to the possibility of liquid water on the planet? impact craters with sharp rims volcanic cones with craters gullies and stream-like channels mountain ranges with faults

Much of the information taught in earth-space science would not be available if it weren’t for our remote sensing abilities. explain two ways our remote sensing strategies contribute to our knowledge of these topics.

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?