Unit 3: Materials

All materials consist of

• liquid

• water

• change of state

• particles

Does not change shape

What is the state of matter of water at room temperature?

• solid

• liquid

• gas

• particle

What is the properties of particles in a solid?

• They are tightly packed

• They move freely

• They are far apart

• They are constantly changing

In which state was the milk at the beginning?

• solid

• liquid

• gas

• particle

In which state were the sugar and cocoa powder at the beginning?

• liquid

• solid

• gas

• change of state

In which state was the milk when they took it the next day?

• liquid

• gas

• solid

Name the process that took place to change state of the milk.

• Solidifying

• Melting

• Rusting

Name the process of mixing the ingredients together to form a new product.

• Freezing

• Chemical reaction

• Melting

Everything around us.