Chemical Reactions (Chapter 1) Amplify

Who had a better description of the sample?

• David

• Luisa

How can scientists make orange juice smell like "fresh squeezed" juice?

• using oranges from Florida

• adding chemicals

• picking the largest oranges

Substances that are made of the same types of atoms will always smell the same.

• yes (true)

• no (false)

What makes up all substances?

• carbon

• atoms

• diamonds

The image in the box represents what?

• repeating atom

• repeating group of atoms

• extended structure

The image in the box represents what?

• repeating atom

• repeating group of atoms

• extended structure

Which word means the relative size of things?

• model

• property

• scale

• molecule

Which word means an object, diagram, or computer program that helps us understand something by making it simpler or easier to see?

• model

• property

• scale

• molecule

Which word means a group of atoms joined together in a particular way?

• model

• property

• scale

• molecule

Which word means something that can be observed about a substance, such as color, smell, or boiling point?

• model

• property

• scale

• molecule