Exploring Chemical Reactions and Safety

Which lab tool is used to measure the volume of a liquid accurately?

• Beaker

• Test tube

• Graduated cylinder

• Bunsen burner

What is the main gas produced when vinegar reacts with baking soda?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

Tags

NGSS.MS-PS1-5

Which of the following is a safety rule in the science lab?

• Running around the lab

• Eating and drinking in the lab

• Wearing safety goggles

• Touching chemicals with bare hands

• H2O

• H3O

• CO2

• NaCO

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which tool would you use to heat a test tube quickly?

• Test tube rack

• Bunsen Burner

• Microwave

• Water Bath

What should you do if you accidentally spill a chemical in the lab?

• Ignore it

• Tell the teacher immediately

• Clean it up with your hands

• Leave the lab

What is the purpose of a Bunsen burner in the lab?

• To measure liquids

• To heat substances

• To hold test tubes

• To mix chemicals

Tags

NGSS.MS-PS3-3

Which gas is commonly observed as bubbles during a chemical reaction in a liquid?

• Helium

• Carbon dioxide

• Argon

• Neon

Tags

NGSS.MS-PS1-2

What should you always do before starting an experiment in the lab?

• Read the instructions carefully

• Start mixing chemicals

• Taste the chemicals

• Leave the lab

Which lab tool is used to transfer small amounts of liquid?

• Beaker

• Pipette

• Flask

• Funnel