Semester 1 Exam

What piece of equipment do you need each time you work with acids, bases, and open flames?

• Beaker

• Electronic balance

• Safety goggles

• Buret

• beaker

• cylinder

• funnel

• florence flask

The (image) may be used as a beaker cover or evaporating very small amounts of liquids.

• glass plate

• evaporating dish

• mortar

• watch glass

What is the name of this piece of glassware laboratory equipment.

• erlenmeyer flask

• bunsen flask

• wide-mouth bottle

• florence flask

Jill is getting ready to do a science experiment with some other students. Jill wants to be safe during the experiment. Which of these should Jill not do?

• tie her loose hair back
• take off her long necklace
• make sure she is wearing shoes that completely cover her feet
• get a snack ready to eat during the experiment

What is the best way to make sure a measurement is accurate (correct)?

• make a good estimate
• have someone else measure for you
• take the measurement several times
• compare your guess with your measurement

What process to smell chemicals is this person doing

• sniffing 
• snorting 
• wafting 
• wifting 

If you think glassware is HOT:

• You should touch it to check
• You should put it in cold water
• You should throw it away
• You should never touch it to check

Which instrument is not a tool to measure capacity of a liquid?

• graduated cylinder
• beaker
• measuring cup
• thermometer

If glass breaks in the lab you should...

• clean it up and put it in the trash can

• just leave it and walk away

• tell the teacher so they can clean it up

• blame it on your friend and laugh at them