103660
Descrição
FlashCards por Ariadne Kafantaris, atualizado more than 1 year ago
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Criado por Ariadne Kafantaris
mais de 11 anos atrás
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| Questão | Responda |
| What is a Chemical Reaction? | It is when you break substances apart and make new ones from the pieces. |
| Activation Energy | The amount of energy needed to get a reaction started is called the activation energy. |
| Changing Bonds | In every chemical reaction, bonds are broken so that new ones can be made. |
| Endothermic Reactions | It absorbs energy from the surroundings. |
| Exothermic Reaction | Heat is given off and the surroundings become warmer. |
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