ENMATSL1 QUIZ

What should you do in a collaborative learning environment?

• Work alone

• Encourage teamwork

• Ignore others

• Hoard equipment

What type of equipment is commonly used to analyze the crystal structure of materials?

• Spectrophotometer

• X-ray diffractometer

• Centrifuge

• Gas chromatograph

Which equipment is used to determine the viscosity of materials?

• Microscope

• Viscometer

• pH meter

• Atomic force microscope (AFM)

How is the specimen mounted during the Pendulum Impact Test?

• a) Vertically

• b) Horizontally

• c) At an angle

• d) Diagonally

How should you treat laboratory equipment?

• With disrespect

• By following proper handling procedures

• By leaving it scattered around

• By hiding it from others

What is the primary purpose of Experiment 1: Measurement and Statistics?

• To analyze chemical reactions

• To measure physical dimensions and analyze statistical data

• To study biological organisms

• To conduct mathematical computations

What is the purpose of tying back long hair in the laboratory?

• To follow fashion trends

• To prevent interference with experiments

• To impress the instructor

• To keep warm

What is the top priority when working in the laboratory?

• Efficiency

• Safety

• Speed

• Accuracy

What statistical measure is used to indicate the amount of variation of a random variable about its mean in Experiment 1?

• a) Range

• b) Mean

• c) Standard deviation

• d) Mode

What does the mean represent in the statistical analysis of experimental data in Experiment 1?

• a) The most common value

• b) The average value

• c) The maximum value

• d) The minimum value