Lab Safety and Experiment Variables Quiz

Which of the following are lab safety precautions that should be taken in this experiment?

• Wear safety goggles and gloves

• Keep food and drinks out of the lab

• Use open flames near flammable materials

• Ignore spills and clean them later

Identify the independent variable in the experiment.

Tags

NGSS.MS-PS2-2

Identify the dependent variable in the experiment.

Is the above data discrete or continuous? (circle one)

• Discrete

• Continuous

What type of graph should you make?

Tags

NGSS.MS-PS3-1

What type of energy is used for the melting of the marshmallows? (Chemical, Electrical, Kinetic, Mechanical, Nuclear, Potential, Thermal)

Tags

NGSS.MS-PS3-3

NGSS.MS-PS1-4

The microwave uses ______ energy and converts it into ______ energy. (Chemical, Electrical, Kinetic, Mechanical, Nuclear, Potential, Thermal)

What is the name of the measurement tool below?

Find the measurement (with units).

Using dimensional analysis, convert the above measurement to milligrams. Include all steps in your work (including units) in your work and in the final answer.