is using electrolysis to separate water molecules in hydrogen and oxygen atoms, a physical or chemical change?

While the change in force will remain the same during a collision

What appears to emit regular bursts of radio waves

If a loaded truck that accelerates at 1 meter per second squared loses its load and has three-fourths of the origional mass, what acceleration can it attain from the same driving force

Convert 1600.0m to km

What practical function is provided by the ionosphere? Produces auroras charges atoms heats oxygen and nitrogen permits worldwide radio communication

A question about a moral issue is answered by examining facts rather than opinions. is generally considered a scientific question. cannot be answered with scientific methods. cannot be debated through discussion.

Who is most likely to have a physiological age that is much younger than his or her actual age?

Inflammation happens when the mucous membranes cannot stop a pathogen. True False

If the diameter of the space station is 730 m, how many revolutions per minute are needed for the "artificial gravity" acceleration to be 9.80m/s2?

The act, process or state of the change in place or position oa a body with respect to time and relative to the observer is said to be : - 1. Rest 2. Stationary 3. Motion 4. None of the above