Which one is More sensative stopwatch or stopclock. give reason.​

Use the table to answer question 22 23 and 24.

A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m

Aplane travels 1000 miles in 5 hours .what is the planes average speed?