3. daniel stands on a bridge over a river. he drops a coin and notes that the coin takes 3 s to reach the river below.
he must be standing
above the river.
a 10 m
b. 15 m
c. 30 m
d. 45 m

A. they hold atoms  together with a molecule.its a force that exist between molecules. hope this .

Well the magnitude of its acceleration related to that car starts with the oil change like when you have to change the oil in your car you have to make sure that your precious car is starting really propley and very well

Simple, don't do it. just don't go to that dock