Buzz aldrin is riding his lunar module "the falcon" down to the moon’s surface. he is wearing his backpack, which weighs 1300 n on earth. during the descent, he is decelerating at a rate of 1.0 m/s2 . what is the apparent weight of his backpack during the descent? (it may be to know that the acceleration due to gravity on the moon is 1/6th the value it is on earth. also,

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?

The field lines around one end of a bar magnet are shown below based on the diagram, what can you conclude about the pole of the magnet? a.is a south pole because the field hnes spread out from this end b.a north pole because the field lines spread out from this end c.a nouth pole because the field lines enter the magnet at this end d.is a north pole because the field lines enter the magnet at this end