Carbon Dioxide (CO2)
Carbon dioxide (CO2) is a chemical compound. It is a gas at room temperature. It
is made of one carbon and two oxygen atoms. People and animals release carbon dioxide when they
breathe out. Also, every time something organic is burnt (or a fire is made), it makes carbon dioxide.
Plants use carbon dioxide to make food. Carbon dioxide is a greenhouse gas.that traps heat energy
and change the climate and weather.