Module 2 Exam Matter: Properties and Changes (7th)

Front

Breaking a chemical bond _____________.

Back

absorbs energy from the surroundings

Front

An exothermic reaction ______________

Back

releases thermal energy

Front

A characteristic of matter that allows it to change to something new is a

Back

chemical property

Front

When a peeled banana turns black, it is a

Back

chemical change

Front

Is the ability to react with oxygen a physical property?

Back

False

Front

The melting point of silver is a

Back

physical property

Front

An example of a chemical property is

• ability to be attracted by a magnet
• ability to react with acid
• boiling point
• solubility

Back

ability to react with acid

Front

Which of the following is NOT a physical property of matter? density, flammability, melting point, solubility

Back

flammability

Front

The ability of a pond to freeze over in winter is a

Back

physical property

Front

What happens when a log burns in a fire?

Back

New substances are formed.