Answer:
D
Explanation:
The source of the thermal energy in a combustion engine is the spark from the spark plug that ignites the fuel and air mixture converting chemical energy into thermal energy.
Metal conductivity generally goes down or resistivity goes up with temperature goes up.
Answer:
high-pressure systems normally associate with dry weather and mostly clear skies. This usually brings some light winds of cool, dry air, and brings fair weather.
Answer:
B and E
Explanation:
These two options support the theory of plate tectonics.
