oxygen
During photosynthesis, green plants use water (H2O) to absorb sunlight and convert it into energy. Water molecules are split into hydrogen and oxygen atoms, with the hydrogen atoms being used to create energy-rich molecules like glucose. The oxygen atoms are released as a byproduct into the atmosphere.
Plants obtain carbon atoms for photosynthesis by absorbing carbon dioxide from the air through tiny pores on their leaves called stomata. The carbon dioxide is then converted into glucose through the process of photosynthesis, which provides energy for the plant to grow.
Plants need to obtain carbon atoms for their growth and development because carbon is a key component of carbohydrates, proteins, and fats that are essential for their metabolic processes and structural components. Carbon is obtained through photosynthesis, where plants convert carbon dioxide from the air into organic compounds that they use for energy and growth.
Water is used in photosynthesis because it provides the hydrogen atoms needed to convert carbon dioxide into glucose, the main source of energy for plants.
During photosynthesis, water is absorbed by plant roots and transported to the leaves. In the leaves, water molecules are split into hydrogen and oxygen atoms by a process called photolysis, which is triggered by sunlight. The hydrogen atoms are used to convert carbon dioxide into glucose, which is the plant's energy source. The oxygen atoms are released as a byproduct. This process, known as the light-dependent reaction, is essential for plants to convert sunlight into energy.
It comes from light. Light energy is absorbed
Atoms are the building blocks of matter, and energy is the capacity to do work. Energy can be stored within atoms in the form of electromagnetic energy due to the movement of electrons. In chemical reactions, atoms can release or absorb energy as they rearrange into different molecules.
It takes energy to break a bond. then the atoms rearrange and can form new bonds releasing energy.
Atoms
Energy is released during the formation of a chemical bond when atoms come together and their electrons rearrange to create a more stable configuration. This process releases energy because the new bond formation results in a lower overall energy state for the atoms involved.
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They break apart rearrange and form new molecules.
they rearrange to form products
Nuclear energy depends on the release of energy from splitting atoms, a process called nuclear fission. This energy is harnessed in nuclear power plants to generate electricity.
Nucler plants create nuclear energy by separaiting atoms
Hydrogen does not burn at room temperature because there is a minimum activation energy that must be reached to initiate the reaction. This is the energy needed to break the existing bonds withing the molecules, allowing the atoms to rearrange.
During a chemical reaction, the atoms of the starting substance rearrange to form new substances. The atoms themselves are not created or destroyed, but they may bond in new combinations resulting in different molecules.