Plutirea corpurilor în apă

Quiz
•
Science
•
4th Grade
•
Medium
Laura Negoiță
Used 5+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dacă densitatea unui corp solid este mai mare decât densitatea unui lichid, atunci corpul:
plutește pe lichid
se scufundă în lichid
se confundă cu lichidul
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uleiul are densitatea mai mică decât a apei, deci:
nu se introduce niciodată ulei în apă
uleiul se scufundă în apă
uleiul plutește pe apă
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vapoarele plutesc pentru că:
au motoare care le țin la suprafață
au spații speciale pline cu aer
au instrumente de orientare
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Corpurile următoare plutesc pe apă:
Dop de plută
O piatră
O sticlă de plastic
O bară de fier
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Corpuri care nu plutesc sunt:
O pană
Farfurie de plastic
O cărămidă
O brățară de argint
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