Internal combustion engine

High school (ages 12+)
Transportation

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/internal-combustion-engine

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is an internal combustion engine?It turns chemical energy from fuel into heat, then into motion that powers cars and many other machines.
2. How does a four-stroke engine work?It has intake, compression, power, and exhaust strokes that pull in fuel, squeeze it, ignite it, push the piston, and then get rid of the exhaust.

Combustion: A rapid chemical reaction between a substance and an oxidant, usually oxygen, producing heat and light.
Crankshaft: A rotating shaft that converts the linear motion of pistons into rotational motion.
Emissions: Gases and particles released into the atmosphere as a byproduct of combustion.