Safety and Measurement in the Lab

Front

Which of the following is a key safety rule in the lab? Always run in the lab, Wear safety goggles when handling chemicals, Taste chemicals to identify them, Leave equipment unattended

Back

Wear safety goggles when handling chemicals

Front

What does the hazard symbol with a flame represent?

Back

Flammable

Front

Which piece of equipment is used to measure liquid volume accurately?

Back

Measuring cylinder

Front

What is the first step in lighting a Bunsen burner?

Back

Light a match

Front

What is an independent variable in an experiment?

Back

The variable you change

Front

What should be included on the x-axis of a graph?

Back

Independent variable

Front

What is the best way to plot points on a graph?

Back

Plot them accurately and draw a line of best fit

Front

How do you determine trends from a graph?

Back

Analyze the slope or curve

Front

Which of the following describes a gas?

Back

No definite shape or volume

Front

What happens to particles in a solid when they are heated?

Back

They vibrate faster