According to the law of converation of energy mechanical energy can be chnaged to thermal energy

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

(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.

Work = force × a. work b. energy c. distance d. momentum