Aweightlifter liftsa 1,250-n barbell 2 m in 3 s. how much power was used to lift the barbell?

Natural forces that can alter ecosystems include seasons and climate changes. t or f

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.

Mga halaman/punong ornamental na di namumulaklak