Which statement should she place in the region marked X? A. Electrons move between objects.
B. The objects do not touch.
C. The objects develop opposite charges.
D. The objects have the same charge.

Which material produces static charge when rubbed?

Oxygen and nutrients are moved through the body by the: a. circulatory system c. lymphatic system b. digestive system d. reproductive system

Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20