1 A 1500 kilogam car is dring with a velocity of 12m/s. Another car with a mass of 1200 kg is drwing with a velocity of 15 m/s, which car has more momentum A The first car
They have the same momentum
The second car
Their moment cannot be compared

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

The least penetrating form of radiation is

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples