Ответ по предмету Физика: Как определить плотность пластилина если в наличии у вас имеется секундомер, штатив с лапкой,нить, пластилин, весы, булавка, скотч, ножницы

Предмет: Математика, автор: Аноним

ПОМОГИТЕ, ПОЖАЛУЙСТА, СРОЧНОООООООООООООООООООООООООООООООО

6 лет назад

Предмет: Немецкий язык, автор: aknietsayatova99

Many people ....... tried but no-one has succeeded so far. *
did
have been
were
have
I ....... come to the conclusion that nowadays nobody cares about anything *
will
had
have
do
My job has gone because my boss has ....... me. *
flamed
fired
burned
lit
I honestly think that the time ....... come when we should celebrate our success. *
having
had
will
has
I __________ (be) in Germany yet. But I am going there this summer. *
have been
hasn't been
haven't been
wasn't
How many times have you ....... your house broken into? *
have
be
had
been
I ________ (see/ just) your mother. I ________ (see/ never) such a beautiful woman. *
have just seen/ have never seen
have seen just/ have seen never
have just saw/ have never saw
just seen/ never seen
We ______ (have) three meetings this week already. Do we really need another one? *
have had
had
have has
had have
He _________ (become) more concerned about the financial issues his company has been dealing with *
has become
have became
has became
have become
He is a great man. He __________ (accomplish) amazing things in his life. *
have accomplishen
has accomplished
have accomplished
has accomplishen
Here is the news read by Alan Townend. Today the Government is ....... plans for a new scheme to help society. *
showing
unveiling
undoing
opening
The previous manager made a mistake. Now we _______ (reorganise) the whole project plan. *
are reorganiseing
are reorganizeing
are reornagise
are reorganising
If you want you can stay with me today. My mother _______ (bake) a pie. *
are bakeing
are baking
is bakeing
is baking
You can’t see it. It is not done yet. I ________ (work, still) on it *
am workeing still
still am working
am working still
am still working
She can’t come down. She ______ (write) a letter. *
is writeing
is writteing
is writing
is writting
I am in a hurry. I __________ (meet) him at 3 o’clock and, with this traffic, I am not sure if I can make it. *
am meeting
am meting
am meetting
am metting
You are late, hurry up! Your father _______(get) nervous. *
is nervous geting
is geting nervous
is nervous getting
is getting nervous
That stupid dog ....... all day long. *
does always bark
always is barking
had always barked
is always barking
Come on, come with me! I want you to go to the party with me. - ______________ (serve) any food there? I ______ (come) if there is no food. *
are they serving/ am not coming
they are serving/ ‘m not coming
are they serveing/ am not comeing
they are serveing/ am not comeing
Let them be, don’t meddle! They ______ (argue/ always) like that. *
are always arguing
are arguing always
are always argueing
are argueing always
____ you please pull over? I _______ really eat something. *
can/ could
must/ had to
shall/ should
may/ might
The scheme will be ....... into the school curriculum at the beginning of next academic year. *
introduced
entered
welcomed
presented
____ I have more juice please? *
Would
Must
Can
Shall
By the end of this year I realize I ....... writing tests for three years now. *
will be
shall have
shall have been
shall be
He was quite definite about it and assured me he ....... come. *
shall
will
should
would
_____ really ________ say everything that pops into your head? *
Do you really must
Do you really may
Do you really have to
Do you really can
How long ______ you hold your breath? *
may
can
would
must
Look at the furniture and decorations! This house ________ have cost a fortune! *
might
could
must
had to
I was asking myself what in all honesty she ....... do next. *
will
shall
would
had
He was working all day without a single break. He ________ be exhausted. *
may
can
must
could
Помогите по Английскому!

6 лет назад

Предмет: Алгебра, автор: immunelka

1. Выполни умножение: (0,5+2)⋅(0,252−0,52+4)
2. Bычисли: 74,6²−74,5²
3. Представь в виде произведения 48−1
4. Разложи на множители: 36²−108+81.
5. Разложи на множители (+15)²−(15+)².
6. Представь квадрат двучлена в виде многочлена:
(1/4³−9/10)².

6 лет назад

Предмет: Химия, автор: jarkovamasha

ПОЖАЛУЙСТА, ПОМОГИТЕ С ДОМАШНЕЙ РАБОТОЙ... не понимаю как решать

К раствору ортофосфорной кислоты объемом 200 мл и концентрацией 0,4 моль/ л доли 18,7 мл 20%-ного раствора гидроксида калия (плотность 1,20 г/ мл). Определите массу (г) полученной соли. В ответе дайте число с точностью до целого.

10 лет назад

Предмет: Химия, автор: Nika10D

А8. Взаимодействие раствора серной кислоты с магнием относится к реакциям

1) соединения
2) замещения
3) разложения
4) обмена

А9. Осадок не образуется при смешивании растворов
1) гидроксида натрия и нитрата железа (II)
2) сульфата калия и гидроксида натрия
3) силиката калия и соляной кислоты
4) карбоната калия и хлорида кальция
А10. Выберите верную запись правой части уравнения реакции натрия с водой.
1) →2 NaOH + H2
2) → NaOH + H2
3) → 2 NaOH + H2O
4) → Na2O + H2

10 лет назад

Как определить плотность пластилина если в наличии у вас имеется секундомер, штатив с лапкой,нить, пластилин, весы, булавка, скотч, ножницы

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