-- To increase the frictional force between the two surfaces, press them together
harder, or rough up the area of contact with sandpaper or dirt.
-- To decrease the frictional force between two surfaces, decrease the force
with which they press together, or smooth (polish) the area where their surfaces
contact, or make the area <em>seem</em> smoother by lubricating it with grease, oil, air,
or smooth leaves.
I think D is the the answer as well
Answer:
idrk I'm really sorry it's kinda n hard to
D is your answer because the earth does have a huge affect on history its just facts
Explanation: The most common theory is known as the big bang, which supposedly happened 13.8B years ago. As the universe began, every speck of energy was centered at one point, then exploded.
