A 1.0 kg object is attached to a 0.50 m string. It is twirled in a horizontal circle above the ground at a speed of 5.0 m/s.
What is the magnitude of the centripetal force acting on the object? (5 points)

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

What is the mass of the same rock on the earth

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure