What is a compound in chemistry kid definition?
A compound is two or more different elements chemically bonded together.
What is a chemical reaction kid friendly?
A chemical reaction is a process in which one or more substances are converted to one or more different substances. In the reaction, the atoms of the starting substances are rearranged, forming new substances that have different properties.
Is water an element or compound for kids?
water, a substance composed of the chemical elements hydrogen and oxygen and existing in gaseous, liquid, and solid states. It is one of the most plentiful and essential of compounds. A tasteless and odourless liquid at room temperature, it has the important ability to dissolve many other substances.
Is the Quaternary the most recent geological period?
The Quaternary is the current geological period. It is the most recent of the three periods of the Cainozoic era and the most recent of the twelve periods of the current eon, the Phanerozoic. The Quaternary follows the Neogene, which is the second period of the Cainozoic.
What kind of chemistry experiments can kids do?
1. Cabbage chemistry 2. Lolly fountain 3. Bath bombs 4. Sherbet 5. Rubber egg 6. Crystals 7. Slime 8. Snot Slime Follow these instructions to learn about acids and bases using red cabbage. Safety: This activity requires the use of a knife, poisonous chemicals and hot water. Ask an adult to assist you.
How did humans change during the Quaternary period?
In the Quarternary were the glaciations known as the Ice Age. Also, anatomically modern humans evolved. During the Quaternary, many large mammalian species became extinct. This was due to climate change and hunting by humans. The Quaternary includes two geologic epochs:
Which is the best site to learn chemistry for kids?
Right now, you’re on CHEM4KIDS.COM. It’s not just for kids, it’s for everyone. If you are looking for basic chemistry help and information, stay on this site. We have information on matter, atoms, elements, the periodic table, reactions, and biochemistry.