You have to do a report :

So
the truck efficiency is 38%.
The answer to the question is D.
Answer:
C more collision between molecules
Explanation:
increase in heat causes increase in kinetic energy of the particles
Answer:
<h2>When heat is added to a substance, the molecules and atoms vibrate faster. As atoms vibrate faster, the space between atoms increases. The motion and spacing of the particles determines the state of matter of the substance. ... Solids, liquids and gases all expand when heat is added.☺</h2>
Every atom tends to form configuration of noble gas , with the 8 electrons in valence shell.