Answer:
I think
1. A
2. 400
3. 100
4. IDK srry
Explanation:
Ijust want to help, but I also want brainliest
ANSWER
Power stroke
EXPLANATION
At the power stroke stage, the piston is forced to move down by the expanding gases as both intake valve and exhaust valve are closed.
A spark from the spark plug contributes to ignition of the compressed fuel air mixture to released energy to perform work.
Answer:
mitochondria
Explanation:
Cellular respiration occurs primarily in the mitochondria of your cells. The mitochondria is like the powerhouse of cells .
