Flashcard #1: Liftoff Task Vocabulary Quiz: Unit 2 (Thermal Energy)

Front

What is a model?

Back

A tool that makes something easier to understand.

Front

Why is a flashlight considered a system?

Back

It has parts that work together to produce light.

Front

How does a mathematical model help in understanding concepts?

Back

By using equations and graphs to show us a 'picture' that is represented by the numbers.

Front

What demonstrates how the parts of a flashlight function as a system?

Back

It converts chemical energy from batteries into light energy with the light bulb.

Front

Which of the following is an example of a mathematical model?

Back

A graph.

Front

What is thermal energy?

Back

The energy that comes from the temperature of matter.

Front

What is a system in science?

Back

A collection of parts that work together to achieve a specific function.

Front

What is the purpose of a diagram in a model?

Back

To visually represent information or concepts.

Front

What is chemical energy?

Back

Energy stored in the bonds of chemical compounds, like batteries.

Front

What is light energy?

Back

Energy that is visible to the human eye and is produced by light sources.