Exploring Lab Equipment Essentials

What is the primary unit of measurement used in science?

• Metrics

• Feet

• Inches

• Yards

Which type of microscope is the least expensive and easiest to use?

• Stereo Microscope

• Light Microscope

• Electron Microscope

• Digital Microscope

What is the purpose of a cover slip in microscopy?

• To clean the slide

• To hold the slide

• To protect the lens from touching the specimen

• To magnify the specimen

Why should you use nitrile gloves instead of latex gloves in the lab?

• They are cheaper

• They are more durable

• They avoid allergy issues

• They are more comfortable

What should you do before measuring a substance on a digital scale?

• Add the substance first

• Turn off the scale

• Click the zero button

• Clean the scale

What is the correct way to read the volume in a graduated cylinder?

• From the top of the meniscus

• From the bottom of the meniscus

• From the middle of the meniscus

• From the side of the cylinder

What is the main use of a scoopula?

• To heat substances

• To measure liquids

• To scoop up powders

• To stir solutions

What is the function of a test tube clamp?

• To mix substances

• To clean test tubes

• To hold hot test tubes

• To measure liquids

What should you do if you find a chipped or cracked beaker?

• Try to fix it

• Use it carefully

• Ignore it

• Report it and likely discard it

Why are dull scalpels more dangerous than sharp ones?

• They are less effective

• They are harder to control

• They can break easily

• They are more likely to cause accidental cuts

Tags

NGSS.HS-ETS1-3