Поставьте предложения в вопросительной форме 1. we used different apparatus for conducting an experiment. 2. they put a burning match at the top of the flask. 3. the students need some metals and acids for the experiment 4. i went home after the lesson. 5. last year i was a pupil 6. we weighed substances on the scales задайте вопрос к выделенным словам 1. our group conducted an experiment at the last lesson. 2. we mixeddifferent substances at the lesson. 3.the students weighed the substanceson the scales. 4. my friendrecorded the yield of a reaction at the lesson.
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1)
1. What did we use for conducting an experiment?
2. Where did they put a burning match?
3. What do the students need for the experiment?
4. Where did I go after the lesson?
5. When was I a pupil?
5. Where did we weight substances?
2)
1. When did our group conduct an experiment?
2. What did we do with different substances at the lesson?
3. What did the students weight on the scales?
4. Who recorded the yield of a reaction at the lesson?