Màquines simples

Quiz
•
Instructional Technology
•
8th Grade
•
Hard
Laure Tinoco
Used 6+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quan pesa un hipopòtam que té de massa 800Kg?
Pista: g = 9,81m/s2
800N
7848N
8000N
78,48N
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Recordes que les palanques poden ser de diferents gèneres? Quants gèneres diferents existeixen?
5
1
3
2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
De quin gènere és aquesta palanca?
1er
2n
4t
3r
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
De quin gènere és aquesta palanca?
3r
2n
5e
1r
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De quin gènere és aquesta palanca?
6e
1r
2n
3r
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tenint en compte la imatge, quina és la llei general de la palanca?
F · d2 = R · d1
d1 · d2 = F · R
F · d1 = R · d2
i = R/F
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Les màquines simples...
Ens aporten un avantge mecànic
Amplifiquen la nostra força respecte la resistència
Fan que es redueixi la resistència que hem de desplaçar
Totes les altres opcions són correctes
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