Science 6 Chapter 4 Test Set 2

Match it! Select the correct answer from the pull down...Good luck!

A reaction in which one or more elements change places in a compound is called

A precipitate is a _______________ that forms during a chemical reaction.

A chemical reaction may be detected by observing changes in what?

The _______________ is the minimum amount of energy to start a chemical reaction.

The ______________ is the amount of one material present in a given volume of another material.

What kinds of changes occur when existing bonds break and new bonds form?

What is the process of making a more complex compound from simpler compounds called?

The rate of a chemical reaction is ________________ temperature.