The handle of a spoon in a bowl of soup becomes warm due to heat transfer by the process of ______________
conduction
100
If two objects have the same temperature, which has the greatest thermal energy?
the largest mass/ number of particles
100
A measure of the average kinetic energy of the individual particles in an object is called ____________
temperature
100
Vaporization that takes place only at the surface of a liquid is called ____________________
evaporation
100
31. The energy for the water cycle originally comes from the ______________________.
the sun
200
Stars transfer thermal energy by the process of _______________.
radiation
200
If two objects have the same number of atoms, which has the most thermal energy?
the highest temperature
200
No more energy can be removed from matter at ___________
absolute zero
200
The temperature at which a solid changes into a liquid is called ______________
melting point
200
32. Water moves from the atmosphere to Earth's surface as rain, snow, and other forms of ____________________________.
precipitation
300
Name a good conductor.
any metal
300
What is the total kinetic energy of all the particle in an object?
thermal energy
300
At what temperature does water freeze in celcius?
zero degrees C
300
Water is the only substance on Earth that ___________.
exists in all three phases
300
38. List all the steps of the water cycle that involve changes of state.
evaporation. condensation
400
Heat transfer occurs in what direction?
warm to cold
400
Even though the water in a filled bathtub may be at the same temperature as water in a teacup, the water in the bathtub has more ________________ because it contains a greater number of water molecules.
thermal energy
400
Which temperature scale is built on the freezing and boiling points of water?
Celcius
400
The process by which a gas changes into a liquid is called _______________
condensation
400
During which step in the water cycle does water return to Earth’s surface from the atmosphere?
precipitation
500
Heat is transferred from one particle of matter to another without the movement of matter itself in a process called _______________________.
conduction
500
At a state change what happens to temperature and thermal energy?
thermal energy increases, temperature stays the same?
500
Which temperature scale is based on absolute zero?
Kelvin
500
Laura adds 50 mL of boiling water to 100 mL of ice water. If the 150 mL of water is then put into a freezer, at what temperature will the water freeze?
0 degrees C
500
The total amount of water on Earth is ________________