Unit 1 Review: Midterm

What is the main focus of Unit 1 in the study of matter?

• Chemical Reactions

• Mix and Flow of Matter

• Atomic Structure

• Energy Conservation

Fill in the blank: The study of how substances combine and move is known as the study of ______.

• Atomic Structure

• Energy Conservation

• Mix and Flow of Matter

• Chemical Reactions

What does WHMIS stand for?

• Workplace Hazardous Materials Information System

• World Health Management Information System

• Water Hazardous Materials Information System

• Workplace Health Management Information System

Fill in the blank: The measure of how much solute is dissolved in a solvent is called ________.

• Solubility

• Concentration

• Saturation

• Viscosity

Which of the following symbols represents a biohazard?

Which of the following symbols represents a Corrosive Substance?

Which of the following symbols represents a Compressed gas?

The symbol with a skull and crossbones represents a _______ hazard.

• Flammable

• Toxic

• Reactive

• Compressed Gas

What is a fluid?

• Something that flows

• Something that is solid

• Something that is rigid

• Something that is fixed.

Gases can be ________, where liquids cannot.

• Expanded

• Compressed

• Solidified

• Frozen