An insulated cup contains 75.0g of water at 24.00°C. A 26.00g sample of metal at 82.25.C is added. The final temperature of the water and metal is 28.34°C. What is the specific
heat of the metal?

Asmall object with mass 0.200 kg swings back and forth on the lower end of a light rope that is 3.00 m long. the upper end of the rope is attached to the ceiling. as the object swings through its lowest position, where the rope is vertical, the speed of the object is 5.80 m/s. at this point in the motion, what is the tension in the rope? (use g = 9.80 m/s2.)

What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight

Select the correct answer. what does the process of natural selection involve?