Energy in Chemistry Flashcards
Petroleum products all contain the element _____.
Carbon
A car gets power from the burning of gasoline, causing pressure from a decreased volume of gas.
false
What previously known chemical did Nobel use to make dynamite?
nitroglycerine
Fossil fuels store chemical energy that can be converted to heat or electrical energy
true
What is rapidly produced during the burning process of gasoline that ultimately causes a car to move?
gases
___ energy is released when we burn natural gas.
Heat
What particle is generated and flows through a circuit in the battery?
electrons
What type of energy is released by the chemicals in a hand-warmer?
thermal energy
Batteries generate energy by releasing electrons.
true
How can some types of batteries be recharged?
Electrical energy reverses the chemical reactions in the battery.
Chemical reactions:
Can either absorb or release energy
Some hand-warmers contain chemicals that undergo chemical reactions to generate
heat
