Предмет: Физика, автор: vladikkkkuu

Дві одинакові металеві кульки зарядами -3нКл і 7нКл з'єднали, потім розвели на відстань 2см. З якою силою взаємодіятимуть кульки?

Ответы

Автор ответа: Cohendd
1

Ответ:

Объяснение:.....

Приложения:

mishafhxfh: Допоможіть будь ласка https://znanija.com/task/51985944
veronikaparasuk2008: последний вопрос? посмотрите (50баллов)))
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Выберите верный вариант ответа.
1) He has got … rubber in his schoolbag.
a) A b)an c) some
2) They … my best friends.
A) Is b)has c)are
3) He loves sports. His favourite subject is..
a) IT b)PE c) Art
4) He lives in the USA. He is…
a) African b) Australian c) American
5) My brothers … a lot of toys.
a) Has b) have c) are
6) These … are looking for cheese.
a) Mouse b)mice c) mouses
7) … men wear an orange uniform.
a) This b)these c) a
8) There … a table in the bathroom.
a) Is b)isn’t c) are
9) I like … new glasses. They suit you!
a) You b) my c) your
10) The window is … the table.
a) Under b)on c) behind
11) Listen to …! (послушайте его)
a) He b) him c)his
12) … you play the guitar?
a ) has b)are c)can
13) She is … mother.
a) Kate b) Kates’ c)Kate’s
14) Mr. Green is … history teacher.
a) We b) our c)us
15) Lions … during the day.
a) Sleep b)sleeps c)sleepes
16) An elephant … fruits.
a) Like b) likes c) likies
17) … you swim well?
a) Do b) does c) are
18) A … is a farm animal.
a) Ant b)sheep c) giraffe
19) I … in the morning.
a) Eat dinner b) do homework c) get up
20) They have a cup of tea … 9 o’clock.
a) At b) on c)in
21) He … repairing a car now.
a)is b) are c)has
22) He usually … volleyball on Fridays.
a) Play b) is playing c) plays
23) I often …on my computer.
23) I often …on my computer.
a) Have b)get c)work
24) He works in a café. He is a …
a) Baker b) waiter c) painter
25) … is my favourite summer month.
a) April b) July c) October
26) It’s hot here. I’m wearing …
a) Gloves b)a coat c)a T-shirt
27) Can I order (заказать)… milk?
a) A b)an c) some
28) Are there … carrots?
a) Some b) any c) much
29) The women … on the third floor.
a) Was b) were c) wasn’t
30) … you wash the dishes yesterday?
a) Do b)does c)did
31) He … two weeks ago.
a) Travels b)traveled c)travelled

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