Question
Match the following according to the changes given through the images:
- 1-a, 2-b, 3-c
- 1-b, 2-a, 3-c
- 1-c, 2-b, 3-a
- 1-c, 2-a, 3-b
Hint:
1-c, 2-b, 3-a
The correct answer is: 1-c, 2-b, 3-a
1 is a chemical change
2 is a fast change
3 is a physical change.
Related Questions to study
Pick the odd one out:
it is a slow change whereas, the others are example of fast change.
Pick the odd one out:
it is a slow change whereas, the others are example of fast change.
Pick the odd one out:
it is a chemical change whereas, the others are example of physical changes.
Pick the odd one out:
it is a chemical change whereas, the others are example of physical changes.
The substance where there is a change in the shape and size are known as:
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition.
The substance where there is a change in the shape and size are known as:
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition.
Cutting of paper is reversible, but the burning of paper is a/an:
burning of paper is an irreversible reaction.
Cutting of paper is reversible, but the burning of paper is a/an:
burning of paper is an irreversible reaction.
Which of the following is the example of fast reactions?
all the given pictures are an example of fast reactions.
Which of the following is the example of fast reactions?
all the given pictures are an example of fast reactions.
The image in the following defines what type of change?
Blowing of candles is a fast change.
The image in the following defines what type of change?
Blowing of candles is a fast change.
Chemical change is a change where a __________ substance is formed.
A chemical change is a change of materials into another, new materials with different properties and one or more than one new substances are formed.
Chemical change is a change where a __________ substance is formed.
A chemical change is a change of materials into another, new materials with different properties and one or more than one new substances are formed.
Match the following:
melting of ice-cream is a physical change.
Burning of paper is an irreversible change.
Baking of cookies is a chemical change.
Hair growth is a slow change.