Vesi hakkab ringlema, kui vett soojendada....

Vesi 5. klass

Quiz
•
Science
•
5th Grade
•
Medium
Johanna Help
Used 18+ times
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
anuma pealt.
anuma põhjast.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Missugusel temperatuuril on vesi kõige tihedam?
+10°C
+5°C
+25°C
+15°C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis põhjustab pindpinevust?
Sisemised molekulid tõmbavad veepinna molekule sissepoole.
Gravitatsioon
Sisemised molekulid lükkavad veepinna molekule väljapoole.
Kapillaarsus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Puhastusained...
suurendavad vee pindpinevust.
vähendavad vee pindpinevust.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mille koostoime tulemus on kapillaarsus?
Temperatuur ja pindpinevus
Märgamine ja temperatuur
Märgamine ja pindpinevus
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Soojenedes muutuvad ained....
tihedamaks
hõredamaks
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Missugused ained paisuvad soojenedes kõige rohkem?
vedelikud
gaasid
tahked kehad
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