Class 7 Online Courses

Chapter 17: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 17

Particle Model of Matter MCQ (Multiple Choice Questions) PDF - 6

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Particle Model of Matter Questions & Answers PDF Download: MCQ Quiz 6

MCQ 26: When matter changes its state

A) no new substances are formed
B) arrangement of particles is changed
C) motion of particles is changed
D) all of them

MCQ 27: Change in the state of matter from liquid into solid is known as

A) melting
B) boiling
C) freezing
D) solidifying

MCQ 28: Pollen grains in water were first observed by Scottish scientist

A) Democritus
B) Aristotle
C) Robert brown
D) Albert Einstein

MCQ 29: A theory that matter is made up of small discrete particles which are like solid balls, was presented by

A) Democritus
B) Aristotle
C) Robert brown
D) John Dalton

MCQ 30: Gold is often in a state of matter which is

A) solid
B) liquid
C) gas
D) molten

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Particle Model of Matter App (Android & iOS)

Particle Model of Matter App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)