When a fire is lit, it releases CO2 which will allow the combustion reaction to occur. When a fire is lit, energy is being emitted causing the paper to burn in contact with oxygen. The paper doesn't light up when in usual contact with oxygen because there's not energy fueling the reaction to occur.
It carries Oxygen Throughout the body<span />
Answer:
oh my gosh, i love these, they are so easy and fun!
Explanation:
1-all short fur
2-some short, some long
3-all long fur
1. Axon
2. Electrons
3. A wave of reversal of the negative electrical potential inside the cell passes along the axon with ions moving in and out of the axon.
4. branch of nervous tissue was compressed, so electrical signals could no longer travel through her arm.
5. The brain sends signals to the blood vessels in the legs to dilate, so that there is increased blood flow. (This one seems the most accurate)
