Medžiagos tankis

Medžiagos tankis

8th Grade

15 Qs

quiz-placeholder

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Medžiagos tankis

Medžiagos tankis

Assessment

Quiz

Chemistry

8th Grade

Practice Problem

Hard

Created by

Oksana Gončarova

Used 31+ times

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15 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Tankis apskaičiuojamas pagal formule:

ρ = m/V

ρ = V/m

ρ= m x v

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Medžiagos tankį pažymėję graikiška raide ρ tariame -

pe

ro

alfa

re

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Nuo ko priklauso medžiagos tankis?

tūrio

svorio

temperatūros

masės

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Aliuminio plokštelė sveria 40,5 g, jos tūris 15 cm3. Raskite plokštelės tankį g/cm3.

0,370 g/cm3

607,5 g/cm3

27 g/cm3

2,7 g/cm3

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Mokinys rado aliuminio svarelį ir pamatavo jo tūrį. Svarelio tūris – 350 cm3, tankis – 2,7 g/cm3. Raskite svarelio masę.

945 g

129,9 g

0,007 g

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Kokį tūrį užima 45 g aliuminio, kurio tankis 2,7 g/cm3 ?

121,5 cm3

16,6 g

16,6 cm3

42,3 cm3

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Kiek svers 10 cm3 geležinė vinis? Geležies tankis – 7,87 g/cm3.

78,7 g

0,787 g

0,787 ml

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