Mixtures of Substances

Front

What is Pure Water considered: a material or a substance? Why?

Back

It is a substance because a substance is a pure type of solid, liquid, or gas, and pure water is not a mixture.

Front

If you put a gas into a bottle, what two things would its particles do immediately?

Back

The particles would spread out. They would move around very quickly.

Front

Give an example of a material that is a mixture of different substances.

Back

Wood , Plastic

Front

When playing the particle game, how did your group act as a solid?

Back

We stood tightly together, touching each other, and stayed in a fixed shape.

Front

What are particles?

Back

Particles are very small parts or bits of something. They are too small for us to see.

Front

Look at the ice cube in the water. How are the particles moving in the ice compared to the water?

Back

In the ice (solid), the particles are packed tightly and only vibrate in fixed positions. In the water (liquid), the particles are close together but can slide past each other and move more freely.

Front

A balloon is full of gas. How would the particles of gas behave if the balloon popped and they escaped into a big room?

Back

The gas particles would spread out quickly and move very far apart from each other to fill the entire space of the room. They would also move randomly and very fast in all directions.

Front

Most materials are a mixture of different

Back

Substances