The graph below shows the relationship between speed and time for two objects, a and b. compare with the acceleration of object b, the acceleration of object a is

a. greater
b. the same
c. lesser
d. one-third as less

Need in all of themmm only answer if you know pls

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.