Observations, Energy & Systems Review 2025-2026

Front

What is a SYSTEM?

Back

A collection of parts through which matter, energy, or information may flow.

Front

What is an example of a LARGER SYSTEM?

Back

The classroom the teacher's desk is in.

Front

What is an example of a SUBSYSTEM?

Back

A battery.

Front

What is an INFERENCE?

Back

A claim or reasonable idea based on past experience (from indirect evidence).

Front

What is ENERGY TRANSFER?

Back

The process of energy moving from one form to another or from one object to another.

Front

What type of energy does a flashlight use?

Back

Electrical energy.

Front

What happens to chemical energy in a battery when used in a device?

Back

It is converted to electrical energy.

Front

What is an example of an observation?

Back

Noticing that a light is on.

Front

What is the difference between an observation and an inference?

Back

An observation is based on direct evidence from the senses, while an inference is a conclusion drawn from past experiences.

Front

What is an example of electrical energy being converted to light energy?

Back

The lightbulb in a flashlight.