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calorimetrie

Authored by vasile palaghe

Physics

2nd Grade

Used 25+ times

calorimetrie
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9 questions

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1.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

spatiile dintre molecule sunt mai mici la:

lichide

solide

gaze

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

fortele intermoleculare sunt mari la:

gaze

lichide

solide

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

substanta ce necesita pentru incalzire cea mai multa caldura este:

fierul

apa

aerul

toate la fel

4.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

intre 10 si 15 grade Celsius respectiv 283 si 298 grade Kelvin este aceeasi diferenta de temperatura:

da

nu

intotdeauna da

intotdeauna nu

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Un corp are 20 grade Celsius iar altul are 293 grade Kelvin. Cedeaza caldura in contact termic celuilalt:

primul

al doilea

niciunul

ambele

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

prin racire apa de la 3 grade Celsius la 1 grad Celsius:

se contracta

se dilata

isi schimba doar forma

se modifica masa

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

se amesteca cantitati egale de apa cu temperaturile de 10 respectiv 20 grade Celsius. Temperatura de echilibru va fi:

30

20

10

15

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