Physical Science Final Exam

Front

What is the first thing you should do before starting any laboratory experiment?

Back

Put on safety goggles

Front

Which of the following is an example of a physical change?

• Rusting of iron
• Burning of wood
• Freezing water into ice
• Cooking an egg

Back

Freezing water into ice

Front

The smallest unit of an element that maintains its chemical properties is:

Back

An atom

Front

Which of these is a chemical property?

• Melting point
• Density
• Flammability
• Shape

Back

Flammability

Front

What should you do if you spill a chemical on your skin during a lab?

Back

Rinse with water for 15 minutes

Front

Elements in the same column of the periodic table share what characteristic?

Back

Chemical properties

Front

Which state of matter has a definite volume but no definite shape?

Back

Liquid

Front

During a chemical change, what happens?

Back

New substances are formed

Front

What information is NOT found on the periodic table? Options: Atomic number, Chemical symbol, Expiration date, Atomic mass

Back

Expiration date

Front

Which safety equipment should be located nearest to the lab station?

Back

Eye wash station