7.Ained, kehad, aatomid ja molekulid.

7.Ained, kehad, aatomid ja molekulid.

Assessment

Flashcard

Science

7th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

Milline sümbol tähistab hapniku molekuli?

Back

O₂

2.

FLASHCARD QUESTION

Front

Mõiste "aatom" tuleneb

Back

kreeka keelest ja tähendab jagamatut osakest.

3.

FLASHCARD QUESTION

Front

Milline osake on alati negatiivse laenguga?

Back

elektron

4.

FLASHCARD QUESTION

Front

Milline sümbol tähistab vesiniku molekuli?

Back

H₂

5.

FLASHCARD QUESTION

Front

Milline väidetest on VALE?

Back

elektronid on sama suured kui prootonid ja neutronid.

6.

FLASHCARD QUESTION

Front

Mis on aatomi koostisosad?

Back

Aatom koosneb prootonitest, neutronitest ja elektronidest.

7.

FLASHCARD QUESTION

Front

Kuidas on seotud aatomid ja molekulid?

Back

Molekulid koosnevad kahest või enamast aatomist, mis on omavahel seotud.

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