Which one of the functions of force does a wedge accomplish? ( does it transfer force? does it change the direction of the force? does it increase the magnitude of the force?)
how does it accomplish the above function on force?

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.

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

State the below theories and give the name of the writer of the theory 1. wave theory 2. quantum theory 3. corpuscular theory 4. electromagnetic theory