What force is required to accelerate a block of mass 4 kg at 2m/s2 on a surface which has a frictional force of 2n.

Natural forces that can alter ecosystems include seasons and climate changes. t or f

(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.

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter