Тест на тему Теплоемкость и теплота сгорания

Ниже представлен тест по теме: сокращение дробей и приведение дробей к общему знаменателю. Учащиеся 6-го класса. Тип вопросов: открытый. Всего 10 вопросов. В конце — ответы.

1. Упростите дробь 12/28.
2. Упростите дробь 45/60.
3. Приведите дроби 3/8 и 5/6 к общему знаменателю. Запишите эквивалентные дроби при этом знаменателе.
4. Найдите сумму 2/3 и 4/5, приведя дроби к общему знаменателю.
5. Вычтите 5/12 из 7/9, приведя дроби к общему знаменателю.
6. Приведите к общему знаменателю дроби 7/9 и 11/18. Запишите эквивалентные дроби.
7. Сравните дроби 3/5 и 4/7, приведя к общему знаменателю и скажите, какая дробь большая.
8. Упростите дроби 6/14 и 9/21. Запишите полученные упрощенные дроби.
9. Приведите к общему знаменателю дроби 1/4 и 3/8. Запишите эквивалентные дроби.
10. В задаче: у Пети есть 3/8 литра сока, у Маши 5/12 литра. Приведите их к общему знаменателю и найдите сумму.

Ответы (ключ к заданиям)

1. 12/28 = 3/7
2. 45/60 = 3/4
3. Общий знаменатель: 24. 3/8 = 9/24; 5/6 = 20/24
4. 2/3 + 4/5 = 10/15 + 12/15 = 22/15
5. 7/9 - 5/12 = 28/36 - 15/36 = 13/36
6. Общий знаменатель: 18. 7/9 = 14/18; 11/18 = 11/18
7. Приведем к общему знаменателю 35: 3/5 = 21/35; 4/7 = 20/35. 3/5 больше.
8. 6/14 = 3/7; 9/21 = 3/7
9. Общий знаменатель: 8. 1/4 = 2/8; 3/8 = 3/8
10. Общий знаменатель: 24. 3/8 = 9/24; 5/12 = 10/24; сумма = 19/24

Тест по английскому языку: Present Simple vs Present Continuous. Два варианта. Открытые вопросы. Заполните пропуски правильной формой глагола (Present Simple или Present Continuous). Без ответов.

Вариант A

1. I _____ to school every day. (go)
2. She _____ TV now. (watch)
3. They _____ to the gym every Saturday. (go)
4. He _____ a book at the moment. (read)
5. We _____ coffee in the morning. (drink)
6. The cat _____ on the sofa right now. (sleep)
7. My friends _____ to the park after class. (go)
8. It _____ usually very hot in summer. (be)
9. She _____ her homework at the moment. (do)
10. They _____ to the museum this week. (go)
11. He _____ his bicycle every weekend. (repair)
12. I _____ a letter at the moment. (write)
13. You _____ English very well. (speak)
14. They _____ in Paris now. (live)
15. She _____ breakfast every day. (have)
16. The children _____ outside right now. (play)
17. We _____ science after lunch every day. (study)
18. He _____ the news now. (watch)
19. They _____ a new project this year. (start)
20. She _____ four languages. (speak)

Вариант B

1. I _____ my homework every day after school. (finish)
2. They _____ dinner right now. (cook)
3. She _____ to school by bus every day. (go)
4. He _____ a shower at the moment. (take)
5. We _____ a lot of emails in the morning. (write)
6. The cat _____ on the bed at the moment. (sleep)
7. My friends _____ music after class. (listen)
8. It _____ usually quiet in this room. (be)
9. She _____ her lunch now. (eat)
10. They _____ to the cinema this week. (go)
11. He _____ his car every Sunday. (wash)
12. I _____ a postcard at the moment. (write)
13. You _____ English very well. (speak)
14. They _____ in a small town now. (live)
15. She _____ breakfast every day. (have)
16. The children _____ in the garden right now. (play)
17. We _____ science every Wednesday. (study)
18. He _____ the news at the moment. (watch)
19. They _____ a new project this year. (start)
20. She _____ three languages. (speak)