What is the wavelength of an earthquake wave if it had a speed of 5km/s and a frequency of 12 hz?

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

Why do astronauts in the space shuttle weigh less?

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