Design an answerable research question, propose a plan to pursue evidence, collect data using Solar System Simulator, and create an evidence-based conclusion about some motion or changing position of a moon of the solar system that was not previously addressed.

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

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.