A5.5 kg box is pushed across the lunch table. the acceleration of the box is 4.2 m/s2. what was the net force applied to the box? a) 1.3 n b) 1.31 n c) 9.7 n d) 23.1 n

(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.

How will the system respond to a temperature increase?

If anyone who can me with this hw? i would really appreciate it