The speed of sound in seawater is known to be 1500 m/s. A sound wave with a frequency of 3 kHz is produced under water. Calculate the wavelength of this sound
wave. (V = 1)

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.

The precision of a voltmeter is ±0.005 v. the accepted value for a measurement is 9.016 v. which measurement is in the accepted range? 9.005 v 9.006 v 9.018 v 9.025 v

The momentum of a car travelinv in a straight line at 20 m/s is 24,500kg·m/s. what is the cars mass?