Define in your own words what Economics is about?

Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. the scale reads 830 n for the first 2.4 s after the elevator starts moving, then 930 n for the next 2.4 s. part a what is the elevator's speed 4.8 s after starting? express your answer with the appropriate units.

As the distance from a magnet increases, what happens to the magnet force?

Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.