Medžiagos tankis
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
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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