Lab Safety, Lab Equipment, & Measurement Quiz Review Quiz: Tuesday, September 25th

Test tube Cylindrical-shaped glass tube used primarily in laboratories

Test tube brush Used to clean test tubes

How many millimeters? 39 mm

A smaller object’s mass such as a paper clip would be measured in Smaller objects such as a paper clip would be measure in milligrams.

False If you are unsure about the identity of a chemical, it is okay to taste and smell it.

Pipet Device used for measuring and transferring small volumes of liquid

One centimeter is divided into how many millimeters? 10 millimeters (mm)

How many millimeters? 60 mm

Graduated cylinder Used for measuring volume

True All broken glass should be cleaned up with a dustpan and broom.

The basic unit of length in the SI system is the … The basic unit of length in the SI system is the meter

Funnel Hollow cone-shaped tool used for transferring liquids

False You only need to use safety goggles when working with acids.

The basic unit of mass in the SI system is the… The basic unit of mass in the SI system is the gram.

Erlenmeyer flask A cone shaped container used for holding liquids

How many centimeters? 8.5 cm

The shorter lines on the metric ruler are called… millimeters

How many millimeters? 103 mm

Beaker A wide mouth container used to hold liquids

How many millimeters? 19 mm

False Only major accidents should be reported to the teacher.

Test tube rack Used to hold multiple test tubes

The longer lines on the metric ruler are called… centimeters

True The proper way to smell a chemical is to carefully waft the vapors towards your nose.

Goggles Used to protect eyes during experiments

True All test tubes need to be thoroughly cleaned with soap and water before re-using them.

How many centimeters? 5.2 or 5.3 cm

Test tube clamp Used to pick up hot test tubes

The two units that measure the length of smaller objects are, … millimeter centimeter

How many centimeters? 9.7 cm

Name the lab equipment