O Level Courses

IGCSE O Level Physics Certification Exam Tests

IGCSE O Level Physics Practice Test 69

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The Melting and Solidification Quiz Questions and Answers PDF (Melting and Solidification Quiz with Answers PDF e-Book) download Ch. 21-69 to prepare IGCSE O Level Physics Practice Tests. Solve Thermal Properties of Matter MCQ with answers PDF, Melting and Solidification Multiple Choice Questions (MCQ Quiz) for online college bachelor degree. The Melting and Solidification Quiz App Download: Free learning app for melting and solidification, introduction to light, temperature scales, pressure in liquids, conduction in physics test prep for GRE subject test tutoring.

The Quiz MCQ: Solid is turned to liquid because; "Melting & Solidification" App Download (Free) with answers: The particles collide with each other; After the intermolecular bonds are broken down the particles are now free to move; Kinetic energy increases the rate of thermal energy; The particles start vibrating more vigorously; for online college bachelor degree. Learn Thermal Properties of Matter Questions and Answers, Apple eBook to download free sample to learn distance learning courses.

## Melting & Solidification Questions and Answers : MCQ 69

MCQ 341:

Solid is turned to liquid because

1. after the intermolecular bonds are broken down the particles are now free to move
2. the particles collide with each other
3. kinetic energy increases the rate of thermal energy
4. the particles start vibrating more vigorously
MCQ 342:

Objects that produce their own light are called

1. Luminous objects
2. Non-luminous objects
3. Transparent objects
4. Opaque objects
MCQ 343:

A clinical thermometer has l100 23 cm and l0 is 5 cm, if the lθ is 14 cm the temperature of the thermometer would be

1. 50 °C
2. 60 °C
3. 75 °C
4. 10 °C
MCQ 344:

Given that both liquid A and liquid B exert the same amount of pressure, what would be the height of column of liquid A if the density of liquid A is twice the density of liquid B and the height of column of liquid B is 10 cm?

1. 5 cm
2. 10 cm
3. 20 cm
4. None of the above
MCQ 345:

If the temperature of a metal object is increased the electrons would

1. loss kinetic energy
2. gain kinetic energy
3. won't loss or gain kinetic energy
4. may loss or may gain kinetic energy