Aspace shuttle is in orbit about the earth at an altitude where the acceleration due to gravity is 8.70 m/s2. what is the shuttle's speed at this altitude? 2.65 × 10 3 m/s 7.45 × 10 3 m/s 7.68 × 10 3 m/s 7.91 × 10 3 m/s

Astone is thrown into a pond. what happens to the amplitude of the resulting waves as they get farther from the point where the stone hit the water? explain.

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these

Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(m⋅k), and the styrofoam has k= 0.010 w/(m⋅k). the interior surface temperature is 19.0 ∘c , and the exterior surface temperature is -15.0 ∘c . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2