One component of a metal sculpture consists of a solid cube with an edge of length 33.3 cm . The alloy used to make the cube has a density of 7230 kg/m3 . Find the cube's mass.

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

Drag each tile to the correct box. tiles bra i sequence

An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.