Katrina inserts a key into her car’s ignition. She turns the key, putting her car into ignition mode. In this mode, some energy
is used to increase the temperature of the car’s fuel. This energy allows the fuel to combust and the car to move. What’s this energy called? absorbed energy
activation energy
chemical energy
released energy
solar energy
The fuel used in car is petroleum product which is a fossil fuel. Petroleum products such as petrol or diesel are chemical compounds in which chemical energy is stored in their bonds. When these compounds undergo chemical reactions, resulting in breaking of bonds and releasing energy. When ignition of a car is on, the energy is released when chemical bonds are broken. The released energy is carry out work in the car system.
In earth, there are alot of plants which release oxygen into the atmosphere as a waste product compared to venus where there are no trees. and if the earth was cliser to the sun all our oceans will dry up
The best material for this purpose is vulcanized rubber. Jogging strollers have wider bases and larger wheels to stabilize them, and these wheels must be durable in order to withstand the stresses introduced during the high speed movement.
