Thermal Expansion

comb shape

The ________ staggers the gap between the two sides of the joint; minimizing the bump drivers experience.

liquid

The ________ inside the thermometer rises with an increase in temperature.

expansion joint

When heat causes the bridge to expand during the sunlight hours of a hot day, the two sides of the ________ move toward one another.

Electrical wiring

________ is tighter during the winter and loser during the summer.

Temperature

________ is the measure of the warmth or coldness of a substance.

Particles

________ have kinetic energy and so are constantly moving the higher the temperature the higher the kinetic energy.

density

The ________ is maximum at 4 degree centigrade and decreases below that temperature.

thermal energy

When a substance gains ________ its particles start to move more.

strip

The ________ works as a bridge in an electrical circuit connected to the heating system.

coefficient of expansion

Steel because its ________ is the closest to concrete this decreases the difference in contraction and expansion.

kinetic energy

Particles in the warmer object LOSE ________.

Liquids

________ expand more than solids and gases expand more than ________.