how many joules of heat are needed to raise the temperature of 15.0 g of aluminum from 22°C to 55°C, if the specific heat of aluminum is 0.90 J/g°C

Taylor's experiment: 1. accurately measured the speed of light 2. locked together the phases of two light sources so that the interference pattern would not shift 3. showed that man's reaction time was much slower than the speed of light 4. showed that individual photons have wave characteristics

The integral design hub incorporates thento the bearing unit. n a. cv joint n b. mounting carrier n c. brake rotor n d tie rod end

What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.