Engine

High school (ages 12+)
Science & Technology

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/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 the related scientific field?Thermodynamics and mechanical engineering are crucial to engine design and function
2. How did steam engines help people in the past?Steam engines used hot water vapor to push pistons, which made machines run. They were first used to pump water out of mines and later powered factories and trains. This made it easier to make things and travel far.
3. What is an internal combustion engine and why is it special?An internal combustion engine burns fuel inside a small chamber, turning the heat into motion. It is lighter and more powerful than steam engines, so it is used in cars, trucks, and many other machines. It has a cycle of intake, compression, power, and exhaust.

Thermodynamics: The branch of physics dealing with heat and its relation to other forms of energy and work.
Reciprocating Motion: Movement back and forth in a straight line, characteristic of pistons in an engine.
Zero-Emission Vehicle: A vehicle that produces no harmful pollutants during operation, such as battery electric vehicles.