Class 9 Science Chapter 1 Matter Quiz

Questions and Answers

Which of the following is NOT a form of matter?

Light

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

Burning of paper

Which of the following is a physical property of matter?

Density

Which of the following is NOT a characteristic of living organisms?

Ability to make food Signup and view all the answers

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

Melting of ice Signup and view all the answers

Which of the following is a chemical property of matter?

Flammability Signup and view all the answers

Which of the following best describes the scope of chemistry?

Chemistry studies the properties and behavior of matter. Signup and view all the answers

What is the nature of chemical bonds in chemical compounds according to chemistry?

Chemistry explains the nature of chemical bonds in chemical compounds. Signup and view all the answers

Why is chemistry sometimes called the central science?

Chemistry provides a foundation for understanding both basic and applied scientific disciplines at a fundamental level. Signup and view all the answers

Study Notes

Forms of Matter

Energy is NOT a form of matter

Chemical Change

An example of a chemical change is burning wood, as it involves the transformation of one substance into another

Physical Properties of Matter

Color, texture, and odor are physical properties of matter

Characteristics of Living Organisms

Inability to respond to stimuli is NOT a characteristic of living organisms

Physical Change

Melting of ice is an example of a physical change, as it involves a change of state from solid to liquid without a change in composition

Chemical Properties of Matter

Flammability is a chemical property of matter, as it determines the ability of a substance to undergo combustion

Scope of Chemistry

Chemistry deals with the composition, properties, and reactions of matter, making it a central science that intersects with physics, biology, and geology

Chemical Bonds

Chemical bonds in chemical compounds involve the sharing or transfer of electrons between atoms to form molecules

Chemistry as the Central Science

Chemistry is called the central science because it provides a foundation for understanding many disciplines, including biology, physics, geology, and medicine