# 9th Class Physics Chapter 9 MCQs | Thermal Properties of Matter

Best 9th Class Physics Chapter 9 MCQs Thermal Properties of Matter MCQs for Online Test Preparation. All these Physics MCQs are important for Class 9th Student’s Physics Paper.

In this Chapter of Physics MCQs, we have broadly covered important topics of Physics ie Thermal Energy, Temperature, Thermal Expansion, Heat, Internal Energy, etc.

All these 9th Class Physics Chapter 9 MCQs are also helpful for competitive exams tests like CSS and PMS. You can easily prepare yourself for NTS Test, ATS Test, ETEA Test, KPPSC, FPSC Physic Test, SPSC Physic test, BPSC test, Entry Test, MDCAT Test, CAT Test, and other Physics Test Preparation.

## 9th Physics Chapter 9 MCQs for Online Test Preparation

1: The thermal energy transferred from a hotter body to a cooler body is called_________.

• a) Temperature
• b) Heat
• c) Internal Energy
• d) None of these

b) Heat

2: In Fahrenheit scale, the ice point is marked as 32 °F and the stream point is marked as:

• a) 210 °F
• b) 220 °F
• c) 212 °F
• d) 100 °F

c) 212 °F

3: The increase in length of a substance due to a rise in temperature is called________.

• a) Linear thermal Expansion
• b) Volume thermal expansion
• c) Both
• d) None of above

a) Linear Thermal Expansion

4: The S.I unit of specific heat capicity is:

• a) JKg²K²
• b) JKg-1K-2
• c) JKg-1K-1
• d) None of these

c) JKg-1K-1

5: The amount of heat required to convert the liquid state of mass to gases state of mass is called__________

• a) Critical Heat
• b) Highest Heat
• c) Lowest Height
• d) Latent Heat

Latent Heat

6: 298 in centigrade scale is :

• a) 25 C°
• b) 37 C°
• c) 273 C°
• d) 0 C°

a) 25 C°

## 7: The process by which liquids is transferred to gases form is called____________.

• a) Conduction
• b) Evaporation
• c) Boiling
• d) None of these

b) Evaporation

8: The given formula Tk=T°C+273.15 is used to convert :

• a) Celsius to Kelvin
• b) Celsius to Fahrenheit
• c) Kelvin to Celsius
• d) Kelvin to Fahrenheit

a) Celsuis to Kelvin

9: The system International unit of specific Latent heat of evaporation is :

• a) J2Kg2
• b) JKg
• c) JKg-2
• d) JKg-1

d) JKg-1

10: Thermal expansion means:

• a) Increase in size of substance on heating
• b) Decrease in size of substance on heating
• c) Both a and b
• d) None of these

a) Increase in size of substance on heating

11: A __________ scale is used for clinical purposes to measure the temperature of the patient.

• b) Farenheit
• c) Both
• d) None

b) Farenheit

12: The SI Unit of Heat is :

• a) Joule
• b) Pascal
• c) Impulse
• d) Watt

a) Joule

13: Heat is a  __________ energy transferred from a hotter body to a colder body.

• a) Electrical
• b) Potiental
• c) Thermal
• d) Kinetic

c) Thermal

14: Internal energy is the sum of the ____________ and __________ energies associated with motion of atoms of the substances.

• a) Kinetic, Potential
• b) Geothermal, Mechanical
• c) Solar, Wind
• d) None of above

a) Kinetic, Potential

15: If the temperature of an object is higher its ____ will be higher.

• a) Potential Energy
• b) Kinetic Energy
• c) Both a and b
• d) None of these

b) Kinetic Energy