1
A change that produces temperature, gas and smell, changes in matter
chemical change
the transfer of energy by one object touching another is_____
conduction
an object that doesnt let energy pass through it is an ___________
insulator
solution
the sun warms your skin by_______
radiation
what causes particles to move really fast?
heat
when you cut paper you produce a ______ change.
physical
a thermometer measures temperature by showing_____.
degrees
convection
when making lemonade, lemons are the____ and water is the_____.
solute and solvent
conductor
plastic is a conductor or insulator?
insulator
which is the best conductor?
a- metal
b- wood
c- marble
d- plastic
a- metal
the total energy of all the particles on a body is its________
thermal energy
can we separate a mixture?
yes