Uma pedra de massa igual 1kg cai de uma árvore com velocidade constante de 1m/s . Qual a força, em Newtons, resultante sobre essa pedra?
REVISAO AP

Quiz
•
Physics
•
8th - 11th Grade
•
Hard
Prof. JHERMS
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0
1
2
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um caminhão de 4000kg colide com um carro de 1000kg. A força aplicada pelo caminhão no carro :
É Menor do que a força do carro no caminhão
É Maior do que a força do carro no caminhão
É Igual a força do carro no caminhão
Tem mesmo sentido que a força do caminhão no carro
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o valor da soma vetorial das 3 forças?
F1
F2
F3
Nula
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o valor do vetor resultante?
5
1
raiz de 2
raiz de 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a ordem de grandeza do número 78900?
7,89x10^4
10^5
10^4
7,89x10^5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o módulo do vetor resultante R = B - A?
20u
9u
14u
26u
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Somando 4,5km + 450cm + 45m teremos no SI que medida?
4549,5
4545,5
4545
4655,5
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