AMERICAN MEDICAL ASSOCIATION BECAUSE WHERE DOCTORS
It can make food a must have item because the more people there is, the more food the community will need to have
Explanation:
The engine consists of a fixed cylinder and a moving piston. The expanding combustion gases push the piston, which in turn rotates the crankshaft. ... After the piston compresses the fuel-air mixture, the spark ignites it, causing combustion. The expansion of the combustion gases pushes the piston during the power stroke.Nov 22, 2013
Answer:
true
Explanation:
the dirt particles are too heavy to be lifted up into the air like water.
