Lab Tools and Equipment The Science Duo Lab

Lab Tools and Equipment © The Science Duo

Lab Tools and Equipment • The various tools and equipment used by scientists during a lab investigation • Help with measuring substances, observing materials, or protecting the body while conducting an experiment • All lab tools and equipment have a specific purpose and should be used safely and properly

Pictures of Lab Tools and Equipment Apron Goggles Beaker Tongs Graduated Cylinder Flask Dropper Test Tube

Pictures of Lab Tools and Equipment Meter Stick Microscope Spring Scale Electronic Scale Thermometer Stopwatch Hand Lens Triple Beam Balance

Pictures of Lab Tools and Test Tube Rack Funnel Equipment Petri Dish Bunsen Burner

• Uses of Lab Tools and Goggles – used Equipment to protect the eyes from foreign objects • Apron – used to protect the body and clothes from chemicals • Tongs – used to grip and lift objects • Beaker – used for stirring, mixing, and heating liquids • Graduated Cylinder – used to find precise volume of liquids • Flask – used to swirl and mix chemicals • Dropper – used to transfer small amounts of liquids • Test Tube – used to hold, mix, or heat small amounts

• Uses of Lab Tools and Microscope – used to observe and magnify very small Equipment objects or organisms • Meter Stick – used to find the length of an object • Electronic Scale – used to find the mass of an object • Spring Scale – used to find the force of an object in Newtons • Thermometer – used to find the temperature of a substance • Stopwatch – used to time a situation in seconds • Hand Lens – used to look at objects with a magnified view • Triple Beam Balance – used to find the mass of an

• Uses of Lab Tools and Funnel – used for guiding a liquid or powder into a Equipment small opening • Test Tube Rack – used to support, hold, and store test tubes • Petri Dish – used to grow cultures of microorganisms • Bunsen Burner – used to heat test tubes or burn certain substances

Lab Scenario #1 Identify the lab tools and equipment needed in the scenario below. During a lab, you must closely observe samples of rocks and minerals and then calculate the density of each sample. Lab Tools and Equipment Needed 1. Hand lens for observing the rocks and minerals 2. Graduated cylinder for finding the volume of each sample 3. Triple beam balance or electronic scale for finding the mass of each sample

Lab Scenario #2 Identify the lab tools and equipment needed in the scenario below. During a lab, you must heat a small amount of a solid substance until it melts completely. Lab Tools and Equipment Needed 1. Test tube for holding the solid substance 2. Tongs or test tube clamp for holding the test tube 3. Bunsen burner to heat and melt the solid substance 4. Goggles for eye protection while working with a

Lab Scenario #3 Identify the lab tools and equipment needed in the scenario below. During a lab, you must use exactly 50 m. L of hot water and record the time it takes to reach room temperature. Lab Tools and Equipment Needed 1. Graduated cylinder for measuring 50 m. L of water 2. Beaker for holding the water 3. Thermometer for measuring the temperature of the water 4. Stopwatch for recording the time it takes the water to reach room temperature

Checkpoint • 5 checkpoint questions • Discuss each question with a partner • Write a complete answer to each question on your notes page

Question 1 Choose 3 pieces of lab equipment. Describe the importance of each.

Question 2 Identify a situation when a graduated cylinder would be used instead of a

Question 3 What is the difference between a beaker and a flask?

Question 4 Identify 3 pieces of lab equipment that are used for

Question 5 Are there any pieces of lab equipment you have never used before? Explain.