Acar engine burns fuel and has moving parts. sometimes, an engine can become too hot and overheat. what can prevent the engine from overheating? a) adding fuel to provide more energy b) using a fuel that produces less pollution c) reducing friction between the moving parts d) making the parts of the engine move more quickly

answer:   you might love summer weather, but you don’t want it to feel like the sun is inside your car. but a hot car that just won’t seem to cool down might be a bigger of a problem than you think. your car relies on being at the right temperature.

explanation:

graphing motion: mastery test

209be

what is the instantaneous acceleration of

the particle at point b?

0 meters/second?

10 meters/second?

12 meters/second?

velocity imetersisecond

15 meters/second?

20

time (seconds)

answer: 0 meters/second^2