Energy
What is another name for heat energy?
Thermal Energy
Does thermal energy move from cold to warm or warm to cold objects?
Warm to cold
What is the measure of the amount of thermal energy in matter?
Temperature
What allows heat to pass through it easily?
a conductor
Why does rubbing your hands together create thermal energy?
What is mechanical energy?
Energy of work or motion.
The transfer of heat by the sun is described as what type of heat transfer?
Radiation
How is the amount of energy in matter affected as matter heats up?
The amount of energy increases.
What does not allow heat to pass through it easily?
insulators
Why does the liquid in a thermometer rise when the temperature increases?
Batteries, food, and gasoline store what type of energy?
Chemical energy
When a warmer object touches a cooler object, what type of energy transfer is this?
Conduction
Two cups of coffee will/will not have double the temperature of one cup of coffee
A) will
B) will not
B) will not
Is metal a conductor or an insulator?
conductor
32 degrees Fahrenheit, 0 degrees Celsius
What is stored energy due to an objects position?
Potential energy
How does heat transfer in liquids and gases?
Convection
When do molecules in matter move faster?
a) in warm objects
b) in cool objects
c) they move at the same speed
a) in warm objects
Is foam a conductor or insulator?
an insulator
At what temperature does water boil?
212 degrees Fahrenheit, 100 degrees Celsius
What type of energy is due to objects being in motion?
Kinetic Energy
Molecules that have more thermal energy vibrate around
A) Slower
B) Faster
B) Faster
Which of the following is the degree measure that we use in science?
A) Fahrenheit
B) Kelvin
C) Celsius
B) Celsius
Is wool a conductor or an insulator?
an insulator
Temperature and thermal energy have the same meaning.
true or false?
false