Unit 1

Chapter Overview

During this unit, students demonstrate safe practices, including the use of personal protective equipment, such as safety goggles.  They also learn the locations and use of other types of safety equipment, such as fire blankets, eye wash fountains, safety showers, and fire extinguishers.  Students also learn to conserve and dispose of materials appropriately.  Finally, students develop their own science notebooks to collect, record, and analyze data and information.

Main Ideas

1. Scientific investigations should be conducted in a safe, environmentally appropriate, and ethical manner.

• What should be considered when appropriately conducting a scientific investigation and why?

2. Scientific processes lead to valid conclusions.

• Why is it important for a scientist to maintain thorough documentation of all work?

Misconceptions

Vocabulary

• Personal Protective Equipment (PPE) – safety goggles, aprons, gloves

• Eyewash Fountain – sink used to flush eyes with water when irritants or chemicals enter the eye

• Fire Blanket – safety device designed to put out (smother) fires

• Fire Extinguisher – device that discharges a jet of substance to put out a fire

• Fume Hood – ventilated enclosure in a chemistry lab where harmful chemicals can be used

• Safety Shower – shower to wash chemicals off a person after a chemical spill

• Disposal – getting rid of something

Notes

Other Valuable Resources