một con lắc lò xo có độ cứng 50N/m , m200g treo thẳng đứng . tại thời điểm t-0 vật đang ở vị trí lò xo nén 4cm . Tính thời gian ngắn nhất để fđh=0,5fđh max và đang giảm

Which object is most likely represented by a dot?

Will give brainliest! which statement best describes the similarities between fundamental forces? electromagnetic and strong nuclear forces influence the interaction between charged particles within an atom. gravitational and magnetic forces are both types of charges that occur in nature. nuclear and magnetic forces are both related to mass and weight. strong nuclear force is most like electrical force because they are both related to distance.

Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity