science concept map!!

test tubes
matter
oxygen

please please please please HELP!!

Thank you for using the Jiskha Homework Help Forum, but what exactly do you want us to do with those words? A definition?

yeah like how do they relate 2 science??

Sure! I'd be happy to help you with your science concept map. Let's start by understanding the concepts related to test tubes, matter, and oxygen, and then we can create a concept map to connect them.

1. Test Tubes:
- Test tubes are cylindrical glass or plastic containers used in laboratories to hold and mix small quantities of substances.
- They come in various sizes and are typically held in a test tube rack to keep them organized and secure.
- Test tubes are commonly used in experiments, chemical reactions, and observations to study the properties and behavior of different substances.

2. Matter:
- Matter refers to anything that occupies space and has mass. It can exist in three main states: solid, liquid, and gas.
- Matter is composed of tiny particles called atoms, which combine to form molecules.
- It can undergo various physical and chemical changes, such as melting, freezing, evaporation, and chemical reactions.
- Matter can be classified as pure substances (elements or compounds) or mixtures (homogeneous or heterogeneous).

3. Oxygen:
- Oxygen is a chemical element that belongs to the group "chalcogens" in the periodic table.
- It is a colorless, odorless, and tasteless gas that makes up about 21% of Earth's atmosphere.
- Oxygen is essential for the survival of most living organisms, as it is involved in cellular respiration, a process that generates energy.
- It is highly reactive and forms compounds with many other elements, such as water (H2O) or carbon dioxide (CO2).

To create a concept map connecting these concepts, you can start by drawing three separate circles, each representing test tubes, matter, and oxygen. Then, draw lines to connect related concepts. For example:

Test Tubes
|
Matter
/ \
Oxygen

In this simple concept map, you can see that test tubes are a tool used in the study of matter, and oxygen is a specific substance that falls under the category of matter. Feel free to expand on this by adding more connections and related concepts as needed.