Substances and mixtures

Why is gold considered a substance?

• Because it is made up of multiple types of particles
• Because it is made up of only one type of particle
• Because it is a mixture of different materials
• Because it is a liquid at room temperature

Which of the following is NOT a property of a substance?

• Shape
• Color
• Size
• Weight

Which of the following is NOT a factor that determines the properties of a substance?

• Particle movement
• Particle size
• Particle arrangement
• Particle color

Which of the following is NOT a factor that can affect the properties of a substance?

• Particle arrangement
• Temperature
• Pressure
• Particle color

What gives a substance its properties?

• The shape and size of its particles
• The movement of its particles
• The arrangement and separation of its particles
• All of the above

How do particle size, arrangement, and movement affect the properties of a substance?

• They have no effect on the properties of a substance
• They determine the state of matter of a substance
• They determine the color of a substance
• They can affect the properties of a substance

What is the relationship between particles and substances?

• Substances are made up of particles and molecules
• Particles are a type of substance
• Particles make up substances
• Particles and substances are unrelated

What are materials made up of?

• Atoms
• Molecules
• Cells
• Tiny particles

Which of the following is an example of a substance?

• Gold
• Milk
• Air
• Wood

What is the importance of particle size in understanding the properties of substances?

• Particle size can affect the color of a substance
• Particle size can affect the state of matter of a substance
• Particle size can affect the properties of a substance
• Particle size has no effect on the properties of substances