Answer:
Oxygen
Explanation:
The formula for cellular respiration is oxygen + glucose -> water, carbon dioxide, energy. You can already cross out A and D because they aren't in the formula, so you have two left, water and oxygen. The reason why it is oxygen and not water is because without oxygen you can't even have water. also, I just got this right on my test :-)
A. because all of those things that i mean you are always mad and mad sometimes lol oh lol yes i do you
Answer:
true
Explanation:
think of a box, if you push it on a smooth floor without friction it would glide pretty easy
but put it on say carpet, the friction from the carpet would not allow the box to move very far
that's also how brakes work, they apply friction to the wheels in order to get them to reduce motion
I believe this will help you.
http://www.nairaland.com/703151/why-did-islam-not-spread
Answer:
32
Explanation:
Perimeter= 4 side x (number given) in this case 8
