4th Grade Science, Chapter 12, Lesson 1, HEAT
Unlock all answers in this set
Unlock answersquestion
the flow of thermal energy from one object to another; always moves from warmer object to cooler object.
answer
heat
question
the average energy of the particles in a substance
answer
temperature
question
measures temperature
answer
thermometer
question
when heat is transferred by direct contact of two objects
answer
conduction
question
when heat is transferred through a gas or liquid
answer
convection
question
when energy or heat is transferred through space
answer
radiation
question
an object that lets very little heat or energy transfer
answer
insulator
question
an object that lets heat or energy transfer easily
answer
conductor
question
when an object shrinks when cool
answer
contract
