Worksheet: Using Laboratory Tools in Real Situations

 

🧪 Introduction

In an industrial chemistry lab, students use many kinds of tools to measure, heat, mix, and analyze chemical substances. Understanding the names, functions, and how to describe these tools in English helps you work safely and professionally in the laboratory. This worksheet will help you practice your vocabulary and communication skills about lab tools and their uses.

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A. Match the Tools with Their Functions

Match each laboratory tool in Column A with its correct function in Column B.

Column A – Laboratory Tools	Column B – Functions
1. Beaker	a. Used to hold test tubes in place when heating
2. Bunsen burner	b. Used for accurate measurement of liquid volume
3. Test tube rack	c. Used to heat substances in the lab
4. Pipette	d. Used to mix or hold liquid samples
5. Graduated cylinder	e. Used to transfer small amounts of liquid
6. Funnel	f. Used to pour liquids into containers without spilling

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B. Fill in the Blanks

Complete the sentences using the correct words from the box.

Word box: beaker – Bunsen burner – pipette – safety goggles – test tube – funnel

1. A __________ is used to protect your eyes during an experiment.

2. We use a __________ to hold or mix chemical solutions.

3. Use a __________ to heat liquids carefully.

4. A __________ helps pour liquids into narrow containers.

5. We use a __________ to measure or transfer small amounts of liquid.

6. The __________ is used to observe reactions in small quantities.

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C. Speaking Practice

Work with your partner. Ask and answer questions about lab tools.

Example:
A: What is a beaker used for?
B: It is used for mixing and holding liquids.

Now practice with these words:

1. Funnel

2. Pipette

3. Bunsen burner

4. Graduated cylinder

5. Safety goggles

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D. Writing Task

Write 5 sentences describing how you use laboratory tools safely and correctly.
Example:

I always wear safety goggles before starting an experiment.

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E. Simple Conversation: In the Laboratory

Dialogue 1 – Preparing an Experiment
Lina: Rafi, can you pass me the graduated cylinder, please?
Rafi: Sure. Do you need the 100 ml one?
Lina: Yes, I’m going to measure the solution volume.

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Dialogue 2 – Safety Reminder
Adit: Hey, don’t forget your safety goggles!
Rani: Oh, right. Thanks for reminding me. Safety first!

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Dialogue 3 – Heating a Substance
Dimas: Is the Bunsen burner ready?
Tari: Yes, but make sure the flame is not too high.
Dimas: Okay, I’ll adjust it.

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Dialogue 4 – Cleaning Up
Nina: Should I wash the beakers now?
Raka: Yes, rinse them with clean water and put them on the drying rack.
Nina: Got it.

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F. Discussion

Answer these questions based on the dialogues above.

1. What tool does Lina need for measuring liquid?

2. What safety equipment does Rani forget to wear?

3. What advice does Tari give to Dimas about the Bunsen burner?

4. What should Nina do after cleaning the beakers?