Physics_Thermodynamics and Heat Transfer Quiz (12th Grade)

What does temperature measure?

• The size of an object

• How much space something takes

• How hot or cold something is

• The speed of sound in air

What happens to particles when they are heated?

• They slow down

• They stay still

• They move faster

• They disappear

Which of these best describes thermal expansion?

• A) Objects becoming cooler when heated

• B) Objects shrinking when heated

• C) Objects growing larger when heated

• D) Objects changing color when heated

Why do railway tracks have small gaps?

• To reduce noise

• To allow for thermal expansion

• To collect rainwater

• To guide the train

What is heat?

• A) A number on a thermometer

• B) A type of metal

• C) The flow of energy from hot to cold objects

• D) The speed of sound

Which form of heat transfer occurs mainly in solids?

• Conduction

• Convection

• Radiation

• Evaporation

How does heat travel in liquids and gases?

• Conduction

• Convection

• Radiation

• Reflection

Which method of heat transfer works even in space?

• Conduction

• Convection

• Radiation

• Diffusion

Why does a metal spoon get hot when placed in hot water?

• Conduction

• Convection

• Radiation

• Evaporation

What happens when a solid expands due to heat?

• It shrinks

• Its particles move closer together

• Its particles move faster and spread apart

• It loses all heat