Heat Energy
Solar energy is energy from the __________
What is the sun
_________ is the ability to do work or cause change.
Energy
A moving car is what type of energy?
mechanical energy
A helicopter burning fuel goes from chemical to what type of energy?
Chemical>_____ ?
Chemical > Mechanical
gasoline (chemical)> powers the helicopter (mechanical)
Mechanical Energy is the combination of what two energies?
What is Kinetic and Potential
What is another term for light energy?
What is radiant energy
Stored energy is called ____________ energy.
potential
What type of energy is in a toaster connected to a working outlet?
heat energy and/or electrical energy
microwave turning corn into popcorn
electrical>______ ?
electrical> heat
What is another name for heat energy?
What is Thermal Energy
Bonus Slide!
Everyone get 300 points
Energy an object has because it is moving is called ______________ energy.
kinetic
A rose flower has what type of energy? 2 potential answers
Acceptable answers:
light energy
chemical energy
energy transformation from a car battery to a car radio
?_______> electrical
chemical > electrical
Name the three types of heat transfer
What is conduction, convection, and radiation
What do appliances need to run?
What is electricity
Gasoline in a container is potential or kinetic energy?
Potential energy
Convection transfers heat through waves.
A. True B. False
B. False
ice cream to person riding a bike
________>__________
chemical > mechanical
Mary put an egg into some water in a pot and let the water boil until the egg was cooked. How was thermal energy (heat) transferred to the egg during this process?
A. Insulation allowed the heat to transfer from the pot through the water to the egg.
B. Convection currents transferred heat from the pot through the water to the egg.
C. Radiation currents moved heat through the water, then through the pot to the egg.
D. Conduction transferred heat from the pot through the water to the egg.
What is B
Which heat transfer method is used in a hot air balloon?
Convection!
A heater inside the balloon heats the air and so the air moves upward. This causes the balloon to rise because the hot air gets trapped inside. When the pilot want to descend, he releases some of the hot air and cool air takes it place, causing the balloon to lower.
Homer Simpson running a marathon is potential or kinetic energy?
Kinetic
What is the best conductor for heat to travel through?
A. wood B. plastic C. metal D. All of the above
C. Metal
firewood to campfire?
_________>_______________
chemical> light
or
chemical>heat
Joann made some hot chocolate to drink. She stirred the hot chocolate milk with a metal spoon and noticed that the spoon handle felt warmer after resting in the hot chocolate for a few minutes. What type of energy transfer was she observing?
A. solar power transfer
B. electrical current transfer
C. heat transfer
D. fossil fuel transfer
What is C