What does fitness mean to you?

A 2.9 kg lump of aluminum is heated to 92 C and then dropped into 11.0 kg of water at 5.2 C. Assuming that the lump-water system is thermally isolated, what is the system's equilibrium temperature?

Technician A says the speeds at which two meshed gears turn depend on the number of teeth on each gear. Technician B says if the driving gear has fewer teeth than the driven gear, the speed of the driven gear increases. Who is correct?

How many joules is one calorie?

Do single atoms emit electromagnetic radiation?

Emma measured the maximum displacement of a wave that she made by moving the end of a string up and down what property of a wave was she measured A. Period B. Frequency C. Amplitude D. Wavelength

The following measurements were made to determine the density of a material whose value was, occording to the handbook of Chemistry and Physics, 3.75g/ml. Trial #1 4.75 g/ml Trial #2 4.75 g/ml Trial #3 4.74 g/ml

Substances A and B react in a ratio of A + B → AB. Colin was combining substance A and substance B to form substance AB. He added 10 g of substance A and 45 g of substance B. How much of substance AB would Colin make? A: 10 g B: 35 g C: 45 g D: 55 g

Why does a gymnast rub powder on his hands before exercising on a set of parallel bars? (I need a scientific answer)

Which expression is a measurement of density? 5.2 cm 3 0.71 mg 20 g/cm 2 5.13 kg/l?

Which of these statements is a fundamental part of Keynesian economics? a. The federal government should have a balanced budget every year to protect economic growth. b.