Practice Test for Midterm Exam

There are gaps in the railway tracks to allow tracks to _____________ on a hot day.

• burst

• contract

• expand

• ignite

Thermometer is the instrument used to measure ____________________.

• Heat energy

• Temperature

• Specific heat

• Specific latent heat

Scale of a thermometer tells how far the ______________rises or goes down.

• Mercury

• Helium

• Nitrogen

• Neon

Heat is a form of ________________.

• Degree

• Scale

• Energy

• Hotness

Temperature measures how _____ or _____ an object is.

• hot, increase

• hot, cold

• heat, hot

• cold, cool

When matter is_________, it will expand an its size or volume become bigger.

• Hotted

• Cold

• Heated

• Cooled

Mercury expand and __________ evenly as the temperature changes. This makes it suitable to be used in thermometers.

• balance

• decreasing

• contract

• increase

Glass bulb is a part of thermometer which contains ____________________.

• Calcium nitrate

• Mercury

• Acid

• Helium

The specific latent heat of vaporization of a substance is the amount of heat needed to change the state of 1kg of the substance from ______________ to ___________ state without any change in temperature.

• gas, solid

• liquid, gaseous

• liquid, solid

• solid, gas

The specific latent heat of fusion of a substance is the amount of heat needed to change the state of 1kg of the substance from ______________ to ___________ state without any change in temperature.

• solid, gas

• solid, liquid

• liquid, gas

• gas, solid