Awave with a wavelength of 69 meters has a period of 13 seconds. what is the speed of the wave?
5.3 m/s
897 m/s
0.19 m/s
41 m/s

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?

If the wheels lock when braking suddenly the vehicle: a: loses traction b: lose steering wheel ability c: gain speed slightly d: gain steering ability

A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.