A 3) How far will 20 N of force stretch a spring with a spring constant of 140 N/m?

Which is not true about oxygen-17 and oxygen-18?

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

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