1 F 1 chons two dentical razor bladenAana Broposate building 4 m high Blade Als dropped on its face while blade is dropped on its edge av blade A blade B Fig. 1.3 (a) State the force which pulls the blades down. timos potential force​

Ogle–2013–blg–0723 is an exoplanet that is similar to earth in size and proximity to its star. this exoplanet has mass m=4.18×1024kg and radius r=5.66×106m. an astronaut whose weight on earth is w=735n lands on the planet. a. calculate m, the mass of the astronaut. b. calculate gp? , the acceleration due to gravity on the surface of ogle–2013–blg–0723. c. calculate wp? , the weight of the astronaut on the surface of ogle–2013–blg–0723. d. calculate v, the minimum velocity required to put an object into orbit above ogle–2013–blg–0723. e. calculate t, the time required to complete an orbit around ogle–2013–blg–0723.

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What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?