9) Which is a difference between plant and animal cells?

Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

(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 strong nuclear force acts over a small distance than the electrostatic force. true or false