Class 7 Science MCQs - Chapter 18
Physical and Chemical Changes Multiple Choice Questions (MCQ) PDF - 24
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The e-Book Physical and chemical changes Trivia Questions and Answers, physical and chemical changes quiz answers PDF download, test 24 to learn free class 7 science online courses. Solve Physical Changes MCQ PDF, physical and chemical changes quiz questions and answers for homeschool certification courses. The Physical and Chemical Changes Trivia App Download: Free certification app for physical changes, making ammonia, chemical changes, solids liquids and gases test prep for online schools.
The Trivia Quiz: When the liquid is cooled down, it changes into solid, this process is known as; "Physical and Chemical Changes" App APK Download (Free) with answers freezing, melting, condensation and sublimation for homeschool certification courses. Practice physical changes quiz questions, download Kindle eBook (Free Sample) for distance learning.
Physical and Chemical Changes Questions & Answers PDF Download: MCQ Quiz 24
MCQ 116: When the liquid is cooled down, it changes into solid, this process is known as
- melting
- freezing
- condensation
- sublimation
MCQ 117: To make high temperature for formation of ammonia, the substance which is used, is
- steel
- iron
- aluminum
- copper
MCQ 118: One or more new substances are formed due to
- physical change
- chemical change
- biological change
- state variation
MCQ 119: The first thing that happens during chemical reaction is that
- a new substance is formed
- a substance is reversed to its components
- energy is given out
- atoms remain same
MCQ 120: The density of liquids is
- lower than solids but higher than gases
- lower than solids and gases both
- higher than solids and gases both
- higher than solids but lower than gases
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Grade 8 Science MCQ with Answers
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