Py's Experiment with Materials

What did Py decide to mix together in the experiment?

• Gravel, salt, and diatomaceous earth with water

• Sand, sugar, and flour with oil

• Gravel, sugar, and diatomaceous earth with oil

• Sand, salt, and flour with water

What is gravel made of?

• Small rocks

• Tiny fossils

• Salt crystals

• Fine powder

What happened to the salt when water was added to the mixture?

• It dissolved

• It floated

• It sank to the bottom

• It turned into a powder

What was Py's reaction to the experiment?

• Happy to discover how materials behaved in water

• Disappointed with the results

• Confused by the mixture

• Indifferent to the outcome

How did Py describe diatomaceous earth?

• A powder made from tiny fossils

• A type of salt

• A mixture of small rocks

• A liquid substance