Aspring with a pointer attached is hanging next to a scale marked in millimeters. three different packages are hung from the spring, in turn, as shown in the figure. (a) which mark on the scale will the pointer indicate when no package is hung from the spring? (b) what is the weight w of the third package?

Find the vertex(use the completing the square method), findthe x- and y-intercepts, and sketch the graph offunction. y = 2x2 + 4x - 1

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

The amount of heat required to change liquid water to vapor at its boiling temperature is 2256 kj/kg. the amount of heat required to change liquid mercury to its vapor state at its boiling temperature is 295 kj/kg. one kg of each substance is currently at its boiling point. how will the amount of thermal energy required to change each substance from a liquid to a gas differ?