Asphere has surface area 1.25 m2, emissivity 1.0, and temperature 100.0°c. what is the rate at which it radiates heat into empty space? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ∙ k4). a.) 9.9 mw b.) 3.7 w c.) 7.1 w d.) 1.4 kw

1-10. need . physics. circular motion. 35 points

Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?