Across
- 2. Required by law or a rule; mandatory.
- 5. power or skill that is needed to do something.
- 7. A substance that is obtained by or used in a chemical process.timetable: A chart showing the days and hours when specific events or classes take place.
- 8. A secret word or phrase that you must use to log in to a system
- 9. A chart showing the days and hours when specific events or classes take place.
- 10. The flat surface on a computer or television which shows images
Down
- 1. A person who is in the same class as you at school.
- 3. The study of numbers, shapes, and space
- 4. An outdoor area where children can play.
- 6. To watch or notice something carefully.