Grade 8 Science: Lab Practical Skills
This worksheet assesses Grade 8 students' understanding of essential lab practical skills, safety procedures, and scientific measurement techniques.
Includes
Standards
Grade 8 Science: Lab Practical Skills
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which piece of lab equipment is used for precisely measuring the volume of a liquid?
Beaker
Erlenmeyer flask
Graduated cylinder
Test tube
2. What is the most important safety precaution when heating a test tube over a Bunsen burner?
Pointing the test tube opening towards yourself
Using a test tube holder and pointing it away from others
Heating the bottom of the test tube intensely
Wearing gloves instead of safety goggles
3. When measuring the mass of a substance, you should use a .
4. To dilute an acid, you should always add to , never the other way around.
5. The curved surface of a liquid in a graduated cylinder is called the .
6. It is acceptable to taste chemicals in the lab if you are unsure what they are.
True
False
7. Always wear safety goggles when working with chemicals or glassware.
True
False
8. Describe the proper procedure for safely smelling a chemical in the lab.
9. You are conducting an experiment and spill a small amount of liquid on the lab bench. What is the first thing you should do?
10. Identify the lab equipment shown in the image below and state its primary use.
Name:
Use: