Question

количество теплоты сообщенное системе идет на изменение её внутренней энергии и на работу которую система совершает над внешними телами

1 закон термодинамики

2 закон термодинамики

принцип работы тепловых двигателей ​

Answer 1

Answer:

A cost is composed of three elements – Material, Labour and Expenses. Each of these three elements can be direct and indirect, i.e., direct materials and indirect materials, direct labour and indirect labour, direct expenses and indirect expenses.

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Answer 2

Answer:

Lichens Contribute to Soil Formation

They enrich the soil by trapping water, dust and silt. When lichens die they contribute organic matter to the soil, improving the soil so that other plants can grow there.