Who is the better frog.
a. kermit
b. pepe
c. dat boi

The valve seat performs two functions: it provides a seal for the valve in the combustion chamber, and it provides a cool surface to carry heat away from the valve. most valves use a seating angle.

Quickly! ill give you brainliest + free points the best approach to keeping your car in safe working order is to a. have a friend inspect it b. get a professional tune-up c. listen to the engine while it's running d. clean the interior and exterior once a month

B. speculate about one positive way and one negative way that this boundary has affected the geographical units it separates over time.