_________ is the ability to do work
Strength
Energy
Power
Force
Which is energy in motion?
Potential energy
Kinetic energy
Another word for "thermal energy" is ________________
Solar energy
Heat energy
Light energy
Electrical energy
The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?
conduction
convection
insulation
radiation
Which will most likely occur when raw egg is placed on black pavement on a hot, summer day?
The egg will absorb the heat and leave the pavement hotter
The egg will reflect the heat and make the pavement hotter.
The pavement will conduct the heat and cook the egg.
The pavement will absorb the heat from the egg.
Which describes what can happen as a result of radiation?
A piece of wood burns in a fire.
A shirt is hot after having been ironed.
A car’s inside temperature rises to over 100 degrees.
A can of soup is heated in a pot on a stove.
How is heat transferred when boiling a pot of water on the stove?
convection
conduction
combustion
radiation
Warm air is __________ dense than cold air and rises creating convection currents.
less
more
What term is given to a reaction which transfers heat energy to the surroundings?
Reversible
Reversible
Exothermic
Endothermic
When barium hydroxide and ammonium chloride react, the temperature of the mixture decreases. What kind of reaction is this?
Exothermic
Indothermic
Decomposition
Endothermic
When calcium reacts with water, the temperature changes from 18°C to 39°C. Which statement is correct?
The reaction is reversible
The solution at the end is acidic
The reaction is exothermic
The reaction is endothermic
What is the variable for energy in the Heat Equation?
Cp
J
T
Q
What is the variable for change in Temperature in the Heat Equation?
Cp
Q
J
T
What is the variable for change in Mass in the Heat Equation?
M
T
Cp
J
A high specific heat means...
It heats up quickly with energy added
It requires more energy to change temperature
