A 2 kg mass oscillating up and down on a spring makes 10 oscillations in 5 sec, which corresponds to a frequency of Hz. What would the
frequency be if the 2 kg mass was replaced by a 4 kg mass?

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?

At what time would the magnitude of the velocity reach 36.00 km/hr