Safety Rules and Experiments

1. Which of the following is a safety issue in the lab?

• Glass

• Chemicals

• Hot objects

• All of the above

Eating and drinking are allowed in a science lab.

• True

• False

Safety goggles are used in a lab to protect the eyes.

• True

• False

Scientists sometimes sniff the chemicals to study them.

• True

• False

Which apparatus measures time?

• Measuring cylinder

• Digital balance

• Stopwatch

• Ruler

Which apparatus measures volume?

• Measuring cylinder

• Digital balance

• Stopwatch

• Ruler

Which apparatus measures length?

• Measuring cylinder

• Digital balance

• Stopwatch

• Ruler

What does a thermometer measure?

• Temperature

• Mass

• Time

• Volume

What does a digital balance measure?

• Temperature

• Mass

• Time

• Volume

What should you do if glass breaks in the lab?

• Tell the teacher

• Sweep up the glass

• Pick up the glass with your hands

• Ignore it