Ways to increase friction
<span>- increase the roughness of the contact materials </span>
<span>- increase the pressure on the contact </span>
<span>Ways to decrease friction </span>
<span>- float the moving body on air </span>
<span>- suck out any air </span>
Natrual selection is where animalz better adapt to their enviroment
Answer:
8) d
9) c
<em>Hope this helps! :)</em>
