Exploring Physical vs Chemical Changes

What is the main focus of classifying matter in this video?

• Based on its state

• Based on its properties

• Based on its origin

• Based on its uses

Tags

NGSS.MS-PS1-4

Which of the following is NOT a physical property?

• Viscosity

• Density

• Color

• Flammability

What is the term for the ability to shape a material without breaking it?

• Density

• Viscosity

• Malleability

• Conductivity

Which method is used to separate a mixture based on particle size?

• Condensation

• Distillation

• Evaporation

• Filtration

What is the best method to separate a solution like salt water?

• Filtration

• Evaporation

• Distillation

• Sedimentation

Which of the following is a chemical property?

• Color

• Density

• Boiling point

• Reactivity

What indicates a chemical change has occurred?

• Change in size

• Change in color

• Change in state

• Change in shape

Tags

NGSS.MS-PS1-2

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

• Cutting paper

• Boiling water

• Melting ice

• Burning wood

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is a key question to ask when identifying a physical or chemical change?

• Is the substance new?

• Is the substance larger?

• Is the substance visible?

• Is the substance heavier?

Tags

NGSS.MS-PS1-2

Which of the following is a physical change?

• Cooking an egg

• Rusting iron

• Dissolving sugar in water

• Burning wood