A slab of copper is 2.50 cm thick and has a surface area of 90.0 cm2. If one side of the slab is at 125oC and the other side is at 10.0oC, how much energy is conducted through the slab each second?

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

Find the equation for the plane through upper p 0 left parenthesis negative 4 comma negative 8 comma negative 5 right parenthesis perpendicular to the following line. xequalsnegative 4 minus t, yequalsnegative 8 plus 2 t, zequals3 t, minusinfinityless thantless thaninfinity

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.