10 questions
A change from one form of energy to another is known as:
energy conversion
chemical energy
solar energy
Energy cannot be created or destroyed. It can only be changed from one form to another. This is known as the law of conservation of:
mass
energy
temperature
What energy conversion is taking place in this picture?
solar energy to thermal energy
thermal energy to chemical energy
chemical energy to thermal and light energy
What energy conversion is taking place in this picture?
light energy to electrical energy
electrical energy to light and thermal energy
solar energy to light energy
What is the energy conversion when you plug in a stereo to listen to music?
electrical energy to mechanical energy
chemical energy to thermal energy
electrical energy to sound energy
What is the energy conversion when you have a skateboard at the top of the hill and then it moves down?
potential energy to kinetic energy
kinetic energy to potential energy
electrical energy to kinetic energy
When a roller coaster stops, the energy is destroyed.
True
False
A television converts electrical energy into:
light energy
sound energy
light, sound and thermal energy
What is the energy conversion when you add batteries to a flashlight to turn it on?
chemical energy to light and thermal energy
light energy to kinetic energy
chemical energy to thermal energy
What is the energy conversion when a plant makes its own food?
light energy to thermal energy
light energy to chemical energy
chemical energy to light energy