Directions Read each cause and effect relationships.
Determine the cause.
Describe the effect.
Questions
1. Whenever electrons of an atom unite with electrons of another atom, a chemical change occurs.
What is the cause?
What kind of change occurs?
2.Water expands when it freezes. Expanded ice floats on lakes and ponds.
What causes the water to expand?
What is the effect on the expanded ice?
3.Some metals will expand when heated. Expanded metals may bend.
What causes the metal to expand?
What is the effect of the expanded metal?
4.Gases expand when heated. An expanded gas occupies more space.
What causes the gas to expand?
What is the effect of the expanded gases?
5.Give an example of a cause and effect relationship.