Chemical Physical properties and changes

What is the definition of matter?

• Everything that has mass and takes up space

• Energy

• Space

• Matter is the sound produced by musical instruments

Which of the following is an example of a physical property?

• Melting ice

• Burning paper

• Formation of a new substance

• Absorption of heat

What are the three states of matter?

• Solid, liquid, gas

• Wood, water, air

• Melting, freezing, evaporation

• Physical, chemical, changes

What is the main difference between the particles in solids, liquids, and gases?

• Particles in solids are tightly packed, while particles in liquids and gases are more spread out

• Particles in liquids are tightly packed, while particles in solids and gases are more spread out

• Particles in gases are tightly packed, while particles in solids and liquids are more spread out

• Particles in solids, liquids, and gases are all tightly packed

Which of the following is an example of a chemical property?

• Melting ice

• Burning paper

• Change in state between solid, liquid, and gas

• Color

What is a physical change?

• A change in which the composition and quantity of each substance does not change

• The formation of a new substance from one or more substances that undergoes a reaction

• A chemical reaction

• A change in color or smell

What is the scientific term for the change of state from solid to liquid?

• Melting

• Freezing

• Evaporation

• Sublimation

What is a chemical change?

• A change in which the composition and quantity of each substance does not change

• The formation of a new substance from one or more substances that undergoes a reaction

• A change in state between solid, liquid, and gas

• A change in size or shape

How can you determine if a chemical change has occured?

• By the production or absorption of heat

• A precipitate (solid) is formed from two liquids

• A new smell

• All of the above

Which of the following is NOT a physical property?

• Solubility

• Ductility

• Flammability

• Viscosity