|
 |
Atoms, Symbols and Equations
|
 |
|
|
|
|
|
|
Версия: |
4.0 |
| Автор: | Raylec Software |
| Лицензия: | Shareware |
| Скачать |
Цена: | $24 |
Описание:
Unique interactive multimedia Chemistry teaching software that tests students as they learn. Topics covered include: elements, atoms and molecules, word equations, chemical symbols, Periodic Table and chemical formulas. Plus interactive simulations to teach the balancing of chemical equations and the formulas of ionic compounds. As far as possible, skills are taught through familiar examples, to help reinforce general chemical knowledge. Written by a teacher for use in schools, but an excellent personal tutor for anyone beginning to study Chemistry. Questions constantly test understanding and hints are given when answers are wrong.
Скриншот:
|
|
|
|
|
|
|
|
 |
Афоризм
|
 |
|
|
|
Почтительность без уважения - вот награда за чванство без заслуг.
Н. Шамфор
|
|
|
|
|
Анекдот
|
|
|
|
|
Для запуска спутника пятьсот миллионов китайцев образовал
живую пирамиду в тысячу этажей. В последний момент пирамида раз-
валилась, т.к. один на триста семнадцатом этаже плохо усвоил ци-
татник Мао.
|
|
|
|
|
Прикол
|
|
|
|
|
"Товарищи! Товарищи!! Презерватив не резиновый!!!"
|
|
|
|
|
|
