PHYSICAL AND CHEMICAL CHANGES

What is a change produced in nature?
 

• change
• situation
• experiment
• phenomenon

What type of changes or processes cause the chemical composition of substances to change into new substances?

• Physical
• Chemical

What type of changes or processes cause the chemical composition of substances not to change?.. however, the shape or state of aggregation may change.

• Physical
• Chemical

Identify the following process:  Bicycles when they move.

• Physical change
• Chemical change

Identify the following process: When we strike a match.

• Physical change
• Chemical change

Identify the following process: When we crack an egg.

• Physical change
• Chemical change

Identify the following process: When we fry an egg.

• Physical change
• Chemical change

Identify the following process: When light is reflected in water.

• Physical change
• Chemical change

Identify the following process: When food comes into contact with air.

• Physical change
• Chemical change

Identify the following process: a solar eclipse.

• Physical change
• Chemical change