The coefficient of static friction between waxed skis and now snow is 0.14. what force will be needed to get a 700 n skier at rest moving?
a: 28 n
b: 70 n
c: 98 n
d: 980 n

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

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